Product Description 【Door chimes when door opens】This wireless door chime can be a good reminder for you if you have toddler who try to sneak out of their bed room or help alert you the elderly with dementia who is trying to get out of the house. : This door entry chime can be used as a doorbell for your retail shop for your commercial to remind you when someone walks into your store, you will never miss any customers(visitors) 【Easy to Install】The door sensor chime and receiver are paired already,Just plug the receiver into standard outlet, tear the double-side adhesive tape of the entry alert chime and stick them to any door or window. [55 Music with Mute to 110dB]: The door chime for business/home has 55 chimes with 5 adjustable volumes. With LED indicators and memory function: Keep the previous set tune after re-plugging it 【Long Range & Expandable】The door chime wireless door sensor has 500feets far enough to cover every door in your house or store. And each door opening chime for business can be paired unlimited magnetic sensor, you can also pair different ringtone to each sensor, so that you can realize exactly which door is triggered Door Sensor Chime Installation method and pairing method Expert sharing vedio   How do i change the sound? Arrow buttons to select your favorite sound, then press and hold the middle SET button for 6-8 seconds, near door magnet, after the didi sound will be paired with the door magnet successfully.Repeat the above steps for different door magnet pairings. Does light stay on while door remains open, or just while unit is chiming? The light stays on just while the unit is chiming. It chimes twice when the door opens and stops even if the door stays open. Can you set different chimes for different sensors?          Yes, you can set different chimes for each sensor to know which door is open. Technical Details Color ‎Black Power Source ‎Corded Electric Compatible Devices ‎Smartphone, Tablet Connectivity Technology ‎Wireless Installation Type ‎wireless DIY Alert Type ‎Entry Voltage ‎120 Volts (AC) Control Method ‎Touch Battery Cell Composition ‎Alkaline Maximum Range 500ft Battery Life ‎1 years Noise Level ‎110 dB Sensor Technology ‎Contact Sensor Batteries ‎2 12V batteries required. (included) Size ‎2 Sensors + 1 Receiver Black Material ‎ABS Shape ‎Rectangular Wattage ‎1 watts Special Features ‎Easy to Install Usage ‎door chimes when door opens for home door chimes when door opens for business Batteries Included? ‎Yes Batteries Required? ‎Yes Description Pile ‎12V

Product Description Q1: How portable is the CallToU Door Chime Receiver? A1: The CallToU Door Chime Receiver is incredibly portable, with an ultra-compact design that's 1/3 the size of an iPhone. With a working range of over 500 feet, you can easily move it to your bedroom, kitchen, or yard, ensuring you never miss an alert. Q2: Can I customize the alert settings on the door sensor chime? A2: Yes, the door sensor chime offers 2 different chime options and 5 volume levels, each with a strong vibration. If you prefer not to be disturbed by noise, you can set it to Mute + Vibrate, creating a comfortable and safe environment in your home or business. Q3: How does the CallToU Door Alarm help in monitoring multiple entry points? A3: The CallToU Door Alarm system is designed with numbers 1-20 on the receiver. When a door or window is opened, a ringing tone and digital display show the corresponding number, helping you instantly identify which entry point was accessed, enhancing your home security or business monitoring. Q4: Is there a low battery alert for the CallToU door sensors and receiver? A4: Yes, the CallToU Door Alarm system includes a low battery alert function. This feature ensures you are always aware when it's time to replace batteries, maintaining the reliability of your security system. Q5: What makes CallToU door alarms a reliable choice for home security and business use? A5: CallToU specializes in designing and manufacturing durable and effective security products, trusted by over 1 million families. Our door alarms are built to last, offering a reliable and cost-effective solution for preventing unauthorized access, monitoring visitors, and ensuring the safety of your loved ones or business premises.                 Technical Details Manufacturer ‎CallToU Batteries ‎AAA batteries required. (included) Batteries Included? ‎Yes Batteries Required? ‎Yes Battery Cell Type ‎Alkaline

Product Description Why Choose CallTou? Complete Protection with No Hidden Fees Our system includes everything you need to secure your home: 1 Alarm Siren Station 5 Window & Door Sensors 2 Remote Controls With no contracts and no subscription fees, you get complete protection without any hidden costs. Silent and Efficient Monitoring Unlike traditional alarm systems, CALLTOU's smart door sensors send alerts directly to the alarm station without making any noise. This means no false alarms and no disturbing noises at night. Keep track of activities in your home or business and ensure the safety of your children and elderly loved ones without any annoying interruptions. Easy Customization Our security system supports up to 200 sensors or key fobs, allowing you to customize your setup according to your needs. Add extra sensors and key fobs to different rooms and expand your system effortlessly. Hassle-Free DIY Installation Setting up your CALLTOU Wireless Home Security System is a breeze. You can install it within minutes without the need for any tools. The wireless connection ensures that your walls remain undamaged, and the alarm station connects directly to an AC adapter for continuous power. In case of power outages, the backup battery will keep your system running for up to 4 hours. Adjustable Volume for Peaceful Nights Our door alarm with chime offers four adjustable volume levels, from 0 to 90 dB. The silent mode ensures that sleeping babies and other family members are not disturbed. Please note that the receiver supports 2.4GHz WiFi only and does not support 5GHz.       Instant Notification Trigger event produce loud alarm at base unit as well as instant notification on phone. Access sharing You can share app with roommates to control your alarm system by adding their mobile phone number or email address. Easy to Install Clean your window/door surfaces good before installing. Put batteries on sensors. Just peel and paste ( double-sided sticky pads included). No Monthly Fee No monthly subscription. House or Apartment   Garage   Shed   RV Technical Details Brand ‎CALLTOU Color ‎White Power Source ‎Battery Powered Compatible Devices ‎Smartphone Item dimensions L x W x H ‎5.9 x 3.3 x 5 inches Connectivity Technology ‎Wireless Installation Type ‎Plug In Alert Type ‎Motion Battery Cell Composition ‎Alkaline Recommended Uses For Product ‎Home Security, Baby Monitor Included Components ‎Charger Item Weight ‎13.7 ounces Product Dimensions ‎5.9 x 3.3 x 5 inches Country of Origin ‎China Item model number ‎TY07-2-US Size ‎1 Sensor+5 Receivers Batteries Included? ‎Yes Batteries Required? ‎Yes

Product Description Ensure the safety of your home and loved ones with Our innovative Wireless Door Sensor Chime. This door chime is perfect for keeping track of your home’s entry points and alerting you to any unexpected visitors. Ideal for families with toddlers or elderly individuals with dementia, our door sensor chime provides peace of mind by alerting you if a door or window is opened. Installation couldn’t be easier. The sensor and receiver come pre-paired, so all you need to do is plug the receiver into any standard outlet, attach the sensor to your door or window using the double-sided adhesive tape, and you’re done! Our ultra-low power design ensures the battery lasts up to an incredible 85,000 uses, providing long-term security for your home. Our door sensor chime covers an impressive 800ft range, making it suitable for any home size. The system is expandable, allowing you to pair multiple sensors and receivers for full coverage. Choose from 55 unique ringtones and adjust the volume from 0-110 dB to suit your needs. The door chime also features an LED indicator and a small night light for added convenience. Made from durable ABS material, our door chime is built to last. It not only serves as a security device but also functions as a welcoming chime for guests. Enhance your home security with a reliable and effective solution. Daytech Wireless Door Chime Door Alarms When Opened What can door chime do for us? Door Chime for Business/Home/Office/Store When Entering What if I want to set different ringtones for two door sensors?（How do I change the sound?） Press “forward”/”backward” buttons to select the ringtone,long press the volume button, separate the sensor, and then separate the sensor again. Set the same operation for the second sensor. (Note: Do not select the same music as the first sensor) My door chime stops working, what's wrong with it? 1.May be the pairing of the door chime has been cleared accidentally, please try to pair it again. 2.It should be that the battery of the door sensor is dead, it is recommended to replace the battery.   What should I do if there is a problem with the product? Please contact our after-sales staff via Amazon mail and we will replace your door chime with a new one free of charge or provide a solution to your satisfaction! Technical Details Battery Description ‎Alkaline Number of Batteries ‎AAA batteries required. (included) Voltage ‎260 Volts Control Method ‎Touch Noise Level ‎110 dB Material ‎ABS Batteries Included? ‎Yes Batteries Required? ‎Yes

Product Description Wireless door sensor installation is easier than wired installation.Just plug in the Receiver and stick the wireless door sensor on the door/window or elsewhere. After pairing, open the door and window, the receiver will ring [ Protect Your Family&Visitor Door Chime ] It will send alarms warning you if your kids who sneak out bedroom or house and will alert you if someone opens your door/window at night.Door chime can be used as a way of remind business when customers coming [ 55 Ringtones & 5 Volume & 7 Colour Display ] The door open alert ringtone is equipeed with 55 kinds of ringtones of different style for your choices.5 levels adjustable volume(0dB to 110 dB), 7 colorful LED flash indicator can attract your attention even when the receiver is muted [ 1000ft/300m Open Area Range ] The signal distance of wireless door chime kit in open area is up to 1000ft Whether you are upstairs,in the garden,or a few rooms away, you can hear the bell ringing. The entry alert chime just plug into outlet,then stick door sensor to any doors or windows LIFETIME WARRANTY:Our wireless door chime is FCC, CE, and RoHS certified. We provide customer service and comes with a 90-day free return and a 365-day exchange service. Your satisfaction is our top priority New upgraded new products！  Door Chimes When Door Opens By Alarm Sensor Chime  How to pair to play?   Technical Details Color ‎Black Material ‎ABS Power Source ‎AC Installation Method ‎Self-Adhesive Plug Format ‎A- US/UK/EU/AU style Special Features ‎Easy to Install Included Components ‎Batteries Batteries Included? ‎Yes Batteries Required? ‎Yes Battery Cell Type ‎Alkaline Description Pile ‎12V 23A

Product Description 【Product up-gradation】The upgraded door sensor chime can make each battery use 100,000 times, easy to use 3-5 years, you no longer have to frequently replace the battery【Door chimes when door opens】This wireless door chime can be a good reminder for you if you have toddler who try to sneak out of their bed room or help alert you the elderly with dementia who is trying to get out of the house.【Wide Working Range】:This wireless door open chime for home is up to 600 ft in open area,The 55 ringtone options match different ringtones to different doors so you know which one opens【Mute to 110dB】 5 adjustable volume levels. The max volume 110dB is loud enough to be heard anywhere in the house even basement, you will never miss out an alert. Prefer not to be disturbed? Set it to mute.50 Sensor Expandable: The receiver can be paired up to 50 chime sensors/the door sensor can be paired up to 50 receivers. Can be used to install in your dining room, bedroom, living room, garage, yard, or your store and office. Door Sensor Chime Installation method and pairing method Expert sharing vedio How do i change the sound? Arrow buttons to select your favorite sound, then press and hold the middle SET button for 6-8 seconds, near door magnet, after the didi sound will be paired with the door magnet successfully.Repeat the above steps for different door magnet pairings. Does light stay on while door remains open, or just while unit is chiming? The light stays on just while the unit is chiming. It chimes twice when the door opens and stops even if the door stays open. Can you set different chimes for different sensors? Yes, you can set different chimes for each sensor to know which door is open. Technical Details Color ‎Black Power Source ‎Corded Electric Compatible Devices ‎Smartphone, Tablet Connectivity Technology ‎Wireless Installation Type ‎wireless DIY Alert Type ‎Entry Voltage ‎120 Volts (AC) Control Method ‎Touch Battery Cell Composition ‎Alkaline Maximum Range 500ft Battery Life ‎1 years Noise Level ‎110 dB Sensor Technology ‎Contact Sensor Batteries ‎2 12V batteries required. (included) Size ‎2 Sensors + 1 Receiver Black Material ‎ABS Shape ‎Rectangular Wattage ‎1 watts Special Features ‎Easy to Install Usage ‎door chimes when door opens for home door chimes when door opens for business Batteries Included? ‎Yes Batteries Required? ‎Yes Description Pile ‎12V

Product Description Door & Window Alarms: Guarding Security,Peace of Mind   Q＆A Are the alarms easy to install? YES. Just remove the 3M double-sided tape and ensure the gap between the alarm does not exceed 0.4in.The arrows of the alarm are aligned with each other. How long do the batteries typically last? The batteries are already built into the alarm. 1 Alarm Pack for 3*LR44 batteries and will last 12 months normally. Can the volume of the alarm be adjusted? The batteries are already built into the alarm. 1 Alarm Pack for 3*LR44 batteries and will last 12 months normally. Are the alarms suitable for use on sliding doors or windows? The batteries are already built into the alarm. 1 Alarm Pack for 3*LR44 batteries and will last 12 months normally. Does alarm false alarm easily? The batteries are already built into the alarm. 1 Alarm Pack for 3*LR44 batteries and will last 12 months normally.   Scenarios of Use Home The door and window alarms can be turned on in Mode 1 (125dB alarm) or Mode 2 (100dB alarm). Rental Property The door and window alarms can be turned on in mode 1 (125dB alarm). Recreational Vehicle (RV) The door and window alarms can be turned on in mode 1 (125 dB alarm). Office The door alarm sensor can be set in mode 3 (100dB chime):dingdong 2 times.   Technical Details Battery Description ‎Alkaline Control Method ‎Touch Noise Level ‎110 dB Mounting Type ‎Window Mount, Door Mount Sensor Technology ‎Contact Sensor UPC ‎682228238276 Is Discontinued By Manufacturer ‎No Material ‎plastic Shape ‎Oval Installation Method ‎Self-Adhesive Included Components ‎Magnets Batteries Included? ‎Yes Batteries Required? ‎Yes Battery Cell Type ‎Alkaline Average Battery Life ‎3 years

Product Description This WiFi emergency alarm device can be connected to your cell phone for remote push to take care of the old and young at home anytime and anywhere. When the elderly or children open the door to go out, the hub will sound an alarm, at the same time, the smartphone APP will receive a warning alert, no matter the phone is in another city or province, you can receive a instant warning alert anywhere. [ Door Alarms for Home Security ] With a reliable long range of 500 feet, this wireless door chime is suitable for home, business, store and other scenarios. If you have children, pets or demented elderly who like to go out, you will receive an alert immediately and you can use this door sensor alarm to keep your family safe. [ Peace of Mind for the Hearing Impaired ] With built-in LED indicators, the wireless door alarm receiver and sensors provide extra help for the hearing impaired when used in conjunction with the receiver, making their lives easier and giving their families peace of mind. [ Share Function & Expandable] You can set the sharing function of the tuya app so that when door or window opens, everyone you share it with can receive the alert message; besides thisWIFIcall system is expandable, you can add more hubs, or door sensors to meet the needs of various different usage scenarios. [ Service guarantee] Amazon Logistics is our partner, we can deliver the package to your home within 1-2 days, we provide 30 days return service, our product manual has detailed operation instructions to help you better use our products.        Wireless Door Chime Window and Door Alarms for Home     Door Chimes When Door Opens for Home NOTE: 1.Only supports 2.4G network, and does not support 5G network!! 2.When pairing door sensor, pay attention to the orientation of the accessories, the side with the triangular pattern should be close together.After the correct direction, when you move the door sensor will only respond. WiFi By Sensor Window Alarm Sensors If you experience problems with the product not connecting or other problems, we will try our best to solve the problem for you. WiFi Door Sensor Window Alarm Sensors Product information Package Dimensions 5.47 x 4.72 x 2.32 inches Item Weight 10.8 ounces Batteries 3 12V batteries required. (included) Date First Available March 21, 2023   CallToU Product-Caregiver Pager & Door Alarm   WiFi Door Sensor WiFi Caregiver Pager WIFI Rechargable Pager Color White White Black White Range Sensor and Hub:500Ft/150m Button and Hub:1000Ft/300m Button and Hub:1000Ft/300m Feature WIFI WIFI WIFI, Battery Charging Ringtone Ringtone Phone Alert Ringtone Phone Alert Ringtone Phone Alert How to use Plug to use Plug to use After Charged/Plug to use

Product Description 【Door Chimes】DOOR CHIME has been professionally tested, and we have also upgraded the door magnet, which has a longer service life and more durability to meet your needs for both daily and business use. 【Wireless & Easy Installation】-Wireless door chime helps you save the trouble of wire installation. Just need to plug in the receiver and stick the wireless door sensor on the door/window you want and set different ringtones to know which door is opened when entering. 【Protect the Safety of Your Family】-If you have elderly with dementia, the door open chime can protect your aged parents from going out without your knowledge. If you have naughty children who likes to sneak out, this wireless door buzzer can help you take better care of your children. 【55 Ringtones & 5 Volume】-The door entry alert is equipped with 55 kinds of ringtones of different styles for your choices. 5 levels volume adjustable, from silent to noisy(0-110 db), you don't have to worry about not hearing the sound. 【LED Number Display】-The LED indicator can display different numbers to help you easily distinguish which door is opened. 【Receiving Range of 500Ft/150m】-Large acceptable range allows you to know the arrival of customer on the first floor when you are working on the other floor which is suitable for business entry. Even the basement/garage can be covered, and the door chime can ensure that you can notice it immediately when they are invaded. 【Satisfactory After-Sales Service】-Amazon Logistics is our partner, we can quickly deliver the package to your home within 3-14 days, we provide a 30-day refund service.If there are quality problems with the  door chimes, please feel free to contact us. So as to give you the best shopping and using experience. Door Chimes When Door Opens Door Alarm Sensor         How to pair and select music? Step1 Press the “forward”/”backward” button on the receiver to choose your favorite melody. Step2 Long press the volume button for 5-7s until the receive "ding" with LED blinking rapidly. Step3 Quickly separate the two parts of door sensor to activate the transmitter to send a signal to the receiver. Step4 After successful pairing, when the sensor is moved, the receiver will sound to alert you that the door or window is opened. Door Chimes When Door Opens for Home

Product Description 🌐Smart WiFi Door Sensor with APP Alerts: Control with the "Tuya Smart" or "Smart Life" app. Get instant app free notification alerts on your smartphone when doors or windows open or close. Please choose 2.4GHz WiFi, not support 5G WiFi. App notifications are free, if you choose SMS or phone notifications may need to pay. 🗣️Supports Voice Control: Door alarms for home compatible with Amazon Alexa and Google Assistant. Simply ask, "Alexa, is the 'Device Name' Closed/Opened?" If you face any connectivity issues, reach out to us for a quick solution. 🔊90dB Sound or Silence: With a double-click, adjust the volume of the 90dB door sensor chime to your liking, or simply turn off the sound altogether. You'll still receive alerts from the app regardless, making this wireless door alarm the perfect balance of convenience and customization. 🔋Batteries Included: The sensor door alarms are equipped with 2 AAA Batteries. Enjoy over one year of battery life with this door alarm sensor, avoids frequent replacement. 🔧Easy Installation and Widely Use: Install the door sensor with the included 3M sticker for a firm and durable hold. Place it on gates, refrigerators, drawers, bedrooms, garages, yards, pet doors, and more. You can refer to the video installation in the main image. 🤝Lifetime Warranty Service: No matter how long you have purchased, please feel free to contact us if you encounter any problems, and we will solve them for you within 24 hours. WIFI Smart Window/Garage/Door Alarm Sensors for Security When you leave home, it will push notification to you if the doors or windows are opened or invaded by an external object, you will find anomalies in your home immediately. Wifi detector door window Sensor can inform your whe record door and window Openning/Closing status in App. Door Sensor Alarms Detector Real Time You can ask your voice assistant the status of the doors, such as "Alexa, is the front door closed?" or "Hey Google, is the garage door open?" This provides a hands-free and convenient way to monitor and manage the doors in a home.   Control your home from anywhere Door Alarms for Home Security with App Get real-time mobile notifications and stay connected to your home's security. Put complete control in your hands with app whether you're at home, at work,or on a vacation. Smart Life or Tuya App notifications are free, but if you want text or phone notifications maybe need to pay. Please Note: If you unable connect this door sensor alarm with your Alexa device, It is probable that the virtual ID of TUYA not been activated, just need send us the virtual ID and we will solve this problem for you. Door alarms for safety Perfect for homes with toddlers, elderly, or individuals with Alzheimer's or dementia, this door sensor alarm will alert you whenever a door or window is opened, ensuring the safety of your loved ones. Pool door alarm With its WiFi and Bluetooth capabilities, you can easily connect it to your phone or receiver, and receive notifications wherever you are. Its portable and easy-to-install design makes it a versatile tool for your home, pool, patio, bedroom, freezer, or even off-site locations. Steps to add door alarm to the APP Equip it to automatically trigger the door alert alarm/chime, once someone opens your pool/Garage/ Window/ Drawer/door, and other personal home safety lines. Technical Details Batteries ‎2 AAA batteries required. (included) Color ‎3PALCK Power Source ‎Battery Powered Voltage ‎3 Volts (DC) Installation Method ‎Self-Adhesive Item Package Quantity ‎1 Sound Level ‎90 dB Included Components ‎alarm Batteries Included? ‎Yes

Product Description Key Features and Benefits Maximizing Safety Immediate Alerts: The door chime receiver alarms immediately when the magnetic door sensor separates by 1.5 cm, ensuring you are promptly notified if your loved ones open a door or window. Peace of Mind: Alleviates the stress and unpredictability associated with wandering, providing significant peace of mind for caregivers and family members. Multiple Chimes and Adjustable Volume Customization: The plug-in receiver offers up to 55 chimes, while the portable receiver has 5 chimes, allowing you to choose the sound that best suits your environment. Volume Control: Adjustable volume range from 0-110db helps prevent the chime sound from startling seniors who may already feel confused, ensuring a calm environment. Ultra Long Wireless Range Extended Coverage: The wander alert door alarm for dementia patients offers an impressive detection range of up to 1000 feet (500*2 feet), providing coverage for every window and door in your house. Reliability: The wireless motion sensor door chime ensures you can be there when your loved one needs you, instead of constantly watching over them. Upgraded Battery Life Durability: Designed for longevity, the Portable Caregiver Pager boasts a battery life of up to 107160 uses, making it a reliable tool for everyday safety. Aesthetic Design: Fits seamlessly into all types of homes and is also suitable for offices, stores, and more. Easy Installation and Use Pre-Paired Receivers: The door chime has been paired before delivery, making it ready to use immediately. No need for electrician installation. User Manual and Support: Includes a comprehensive user manual, 24-hour customer service, and a professional technology team ready to assist with any questions or issues. CallTou Wireless Caregiver Pager Door Alarms for Dementia Patients   Older adults living with Alzheimer’s disease or another form of dementia may experience feelings of confusion or disorientation that can cause them to wander away from their home or caregiver in search of something familiar. If you’re caring for a loved one with dementia who wanders or tries to leave the house, a dementia door alarm is an excellent option to keep them safe.     Plug-in Receiver 55 Ringtone 500 ft Working Range 5 Adjustable Volume Memory Function Expand pairing with multiple receivers   Potable Receiver - Battery 5 Ringtone 500 ft Working Range 5 Adjustable Volume Memory Function Expand pairing with multiple receivers   PROTECT YOUR KIDS AND FAMILY SAFETY Rest easy with CallToU alarms, whether you’re looking to provide extra security for your children or elders or trying to keep your house and pool safe these alarms provide a subtle and easy attachment for that extra security you’re looking for. INSTALLATION INSTRUCTIONS Does a sensor ring both receivers? Dear, it is absolutely possible! You just need to pair both sensors with the same receiver, and you can also use different ringtones to distinguish the front door or the back door.   How long do the sensor batteries last? It depends on how often you use it. According to data it can be used 107,160 times   What type of batteries do they use? The sensor comes with a CR2032 lithium battery. Portable receivers are alkaline AAA batteries.   Does the door have to be shut totally tight for this to work? No. The sensing distance of the AB part of the door magnetic sensor is 0-1cm. When installing, align the arrows on both ends.   Can I use 1 Sensor for 2 Receivers? Yes. Technical Details Brand ‎CallToU Color ‎Black Power Source ‎Battery Powered Connectivity Technology ‎Wireless Installation Type ‎Self-Adhesive Alert Type ‎Motion Battery Cell Composition ‎Alkaline Included Components ‎Battery Noise Level ‎110 dB Battery Cell Type ‎Alkaline Manufacturer ‎CallTou Item Weight ‎‎9.2 ounces/10.9 ounces Package Dimensions ‎‎4.61 x 3.7 x 3.58 inches/4.88 x 4.13 x 3.54 inches Sensor Batteries ‎1 CR2 batteries required. (included) Batteries ‎3 AAA batteries required. (Socket+ battery included) Batteries Included? ‎Yes Batteries Required? ‎Yes

Product Description 【Adjustable Volume Door Alarm】door alarm with up to 120dB sound. Choose from 5 volume levels（0-120dB）to stay aware of loved ones leaving home and deter potential intruders effectively. Perfect for keeping your kid's or elderly safe. 【Door Alarm with Remote】The remote control and alarm signal can reach up to 65ft, making it very convenient and effective even if you're on the second or third floor. 【Door Chimes When Door Opens】The door sensor chime has different modes to match various scenarios. It can monitor pool and RV doors, and even serve as a door chime for business when entering, ensuring you never miss a customer again! 【Working Modes】1--Instant Alarm（it alarms when door opens，stops alarm when door closed immediately）2--Entry Doorbell（Just one welcome ring ding-dong) 3--Door Closing Reminder（the sensor emits "dididi"sound every 10 seconds until door is closed）4--Instrude Alarm (Alarm will last for 1 minute if your door is being open) 【Window Door Alarms for Home】The door open alarm uses 2 AAA alkaline batteries with low power consumption, providing over 12 months of battery life. It also features a low battery reminder to ensure timely replacement and peace of mind during use! Door and Window Alarms for Home Security This wireless magnetic sensor alarm is designed for home, office and store. It has 4 working modes and 5 volume levels that will alert you when a door or window is open, and you can adjust the volume to suit your needs. Door Alarms with Remote Control -------4 Working Modes SOS Button   4 Working Modes： 1--Instant Alarm（it alarms when door opens，it stops alarm when door closed） 2--Entry alert（Just one welcome ring ding-dong 3--Door closing reminder（the sensor emits "dididi"sound every 10 seconds until door is closed） 4--Instrude alarm mode (Alarm will last for 1 minute if your door is being open) SOS Button: When an elderly person in your home falls or needs help, press the SOS button and the door alarm will sound to alert you. Pool Door Alarms for Home Security Loud Features：Loud alarm, Added security, Easy to Use , Easy to Install, Quick Response, Real-time Alarm, Long Batteries Life, Multi Purpose Application, Compact Design Door Alarms for Kids Safety/Home Security/Dementia Patients/Pool/Refrigerator Technical Details Voltage ‎6 Volts Control Method ‎Remote Noise Level ‎120 dB Maximum Range ‎65 Feet Sensor Technology ‎Contact Sensor Item Weight ‎6.9 ounces Package Dimensions ‎4.37 x 3.15 x 2.83 inches Batteries ‎4 12V batteries required. (included) Size ‎2 Sensor+2 Remote Batteries Included? ‎Yes Battery Cell Type ‎Alkaline