【Easy to Install】The sensor and receiver are paired already,Just plug the receiver into standard outlet, tear the double-side adhesive tape of the door / window sensor and stick them to any door or window. 【Long Range & Expandable】The door chime wireless door sensor has 1000feets 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 【Monitor Your house with Wireless Door Chime】This entry alert 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. 【Keep Your Home Security 】This door sensor chime for business when burglar opens door and helps deter break-ins(business door chime activates when magnetic sensor separates) 【Mute To 120 DB Loud Soud 】This door alarm with chime has 5 adjustable volume from 0-110 dB silent mode, 0dB won't disturb a sleeping baby. Memory function: Keep the previous setted tune after re-plugging it Product Description Perfect for a big house 1000ft Wide Wireless Range Make sure you hear the ringtones even from the back door CallToU Wireless Door Chime for Business/Home Long Range & Expandable The door chime sensor has 1000ft far enough to cover every door in your house or store. And each door 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 chimes when door opens for home Door open alarm will alert you when old dementia patients/alzheimers patients is trying to get out of the house or alarm you know your little toddler who trying to sneaking out from bedroom or sleepwalking . Door announcer- keeping the track on your loved one.   Door chimes when door opens for home   Door open alarm will alert you when old dementia patients/alzheimers patients is trying to get out of the house or alarm you know your little toddler who trying to sneaking out from bedroom or sleepwalking . Door announcer- keeping the track on your loved one. Office door chime The door buzzer entry system has 5 volume and 55 song（15 short ringtones and 40 long ringtones） ,it will alarm when someone comes and goes from your office’s front door.(door buzzer can be programed each for a different tune so you can know which door opens) Whether you are pairing multiple sensors or want to change your music, you only need to re-pair once.   How to change the batteries & Packages 1.Gently move the cover of magnetic door sensor 2. Remove the battery out to replace a new one.   Installed on almost all doors It can be installed on doors, glass doors, sliding doors, Windows, refrigerators, cabinets and other places. Technical Details Color ‎3 Sensors + 1 Receiver Power Source ‎Sensor: Battery-Powered; Receiver: AC Item Dimensions LxWxH ‎4.72 x 3.54 x 4.13 inches Connectivity Technology ‎Wireless Installation Method ‎Self-Adhesive Item Weight ‎0.25 Kilograms Voltage ‎110 Volts Battery Cell Composition ‎Alkaline Battery Life ‎2 years Sound Level ‎110 dB Item Weight ‎8.8 ounces Product Dimensions ‎4.72 x 3.54 x 4.13 inches Country of Origin ‎China Item model number ‎MC01BL 3-1 Batteries ‎3 12V batteries required. (included) Is Discontinued By Manufacturer ‎No Material ‎ABS Shape ‎Square Mounting Type ‎Protruding Plug Format ‎A- US style Usage ‎Commercial/Residential/ Indoor Batteries Included? ‎Yes Batteries Required? ‎Yes  

About this item : This door window alarm is 120dB loud enough to inform you if the kids are trying to sneak out at night. And the noise scares toddlers so they won’t leave the house without you EASY TO INSTALL & USE - Easily mounted by adhesive, just tape it on the window or door then all is done! No wiring is needed! No screws are required! (NOTICE: MAKE SURE THE GAP BETWEEN THE ALARM AND MAGNET PART IS WITHIN 0.6IN.) Home Security Solution: Security Alerts are perfect for notifying you when there is an unwanted entrance. Protect your children or the elderly from leaving the room and causing danger, or prevent anyone from sneaking in and out. ULTRA-SLIM DESIGN: Ultra-thin door and window alarms with 2 adjustable settings modes (off/on), the simple switch allows you to quickly turn off and on when you need it, with no need to reset. 3xLR44 batteries included per alarm WHAT YOU GET – SANJIE 5-pack window door alarm. We will provide 100% customer satisfaction service and 24*7 customer support.   These door alarms with an ultra-slim build and sleek design can be put easily wherever you need them Batteries: 3 LR44(included) Size: 1.5" x2.9"/0.4"x1.2"(1 pack) Weight: 0.11lb(1 pack) Pack: 5 packs Notice: Not UL-2017 compliant! BEST & SIMPLISAFE ALARM SYSTEM FOR HOME About CallToU CallToU door and window alarms for home is used around the house or office, apartment, basement bedroom to prevent access to any doors, windows, cabinets and drawers— anything that opens and closes. What is our vision? Our vision is make you and your family feel safe,give you and your family peace of mind,and make the life better. What kind of security product do we provide? We provide door chime,window alarm,PIR motion sensor,doorbell to keep you security. 120dB Loud Alarm Enough Easy to Install & Use and Very Sticky. Small and Barely Noticeable. 12 Months Battrey Life and Low Battery Indicator. Window Alarms for Kids Safety Door Alarms for dementia elderly Window Alarms For Home Security Easy to Install The door and window alarms are easy to use. Just remove the label and stick it to your door or window. Small and Sticky The alarm is small and barely noticeable. Lightweight and sticky so you don't worry about falling. 120dB Loud Alarm Enough If someone is breaking into your home or you want to deter someone, it's loud enough to alert you and warn someone.   Technical Details Manufacturer ‎SanJie Part Number ‎YYDOA01 Item Weight ‎6.4 ounces Product Dimensions ‎3 x 1.5 x 0.8 inches Country of Origin ‎China Batteries ‎3 LR44 batteries required. (included) Is Discontinued By Manufacturer ‎No Power Source ‎Battery Powered Item Package Quantity ‎1 Sound Level ‎120 dB Special Features ‎real-time sound alarm, wireless Batteries Included? ‎Yes Batteries Required? ‎Yes Battery Cell Type ‎Silver Oxide  

  Product Description Wide Range of Uses：This wireless door open sensor chime can be used in a variety of scenario,such as home security, business ,office;you can use it as door alarm chime for kids safety,dementia patients,elderly,Autism,anti-theft,keep an eye on your loved ones and home to keep you peace of mind,especially the night;you can also use it as a door open alert for commercial,business,shop,office to keep track of your customers,clients,visitors. Number Display & Ringing Customization: The receiver has 1-6 display numbers to let you know which door/window is opened quickly, allowing you to react quickly; 5 volume levels, from silent to 120db,38 ringing tones to choose, you can set different ringing tones for different door sensors, making it easy for you to distinguish. Long Working Range：This wireless door open chime for home is up to 400 ft in the open area, the magnetic door sensor will automatically trigger the receiver when the magnetic strip is separated over 0.6 inch and the receiver will alerts immediately whenever the door or window is opened. Easy to Install & Expandable System: No WIFI, No Fees, Simply use the adhesive tape to attach the door magnet sensor and plug in the receiver. This is an expandable home security system, you can add more receivers or door sensors, 1 door sensor can be paired with many receivers, a receiver can be paired with up to 6 door sensors. After-sales guarantee service: Amazon Logistics is our partner, our door sensor chime can be quickly delivered to your home the next day, we provide 30 days free return, 1 year warranty, 24 hours fast reply email, no matter how long your purchase time, any questions can always contact us. CallToU Number Display Wireless Door Sensor Chime   Door chimes when door opens Protect elderly people with dementia or hearing impairments from sneaking out   Never miss a visitor   When your child tries to open the door and window and wants to go out, you can find out in time           Service Friendly Service If there are any quality problems with the products, please feel free to ask us. So as to give you the best shopping and using experience. Technical Details Color ‎Black Material ‎ABS Power Source ‎AC Installation Method ‎Self-Adhesive Item Package Quantity ‎1 Sound Level ‎110 dB Plug Format ‎A- US 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 Wide Range of Uses：This wireless door open sensor chime can be used in a variety of scenario,such as home security, business ,office;you can use it as door alarm chime for kids safety,dementia patients,elderly,Autism,anti-theft,keep an eye on your loved ones and home to keep you peace of mind,especially the night;you can also use it as a door open alert for commercial,business,shop,office to keep track of your customers,clients,visitors. Number Display & Ringing Customization: The receiver has 1-6 display numbers to let you know which door/window is opened quickly, allowing you to react quickly; 5 volume levels, from silent to 120db,38 ringing tones to choose, you can set different ringing tones for different door sensors, making it easy for you to distinguish. Long Working Range：This wireless door open chime for home is up to 400 ft in the open area, the magnetic door sensor will automatically trigger the receiver when the magnetic strip is separated over 0.6 inch and the receiver will alerts immediately whenever the door or window is opened. Easy to Install & Expandable System: No WIFI, No Fees, Simply use the adhesive tape to attach the door magnet sensor and plug in the receiver. This is an expandable home security system, you can add more receivers or door sensors, 1 door sensor can be paired with many receivers, a receiver can be paired with up to 6 door sensors. After-sales guarantee service: Amazon Logistics is our partner, our door sensor chime can be quickly delivered to your home the next day, we provide 30 days free return, 1 year warranty, 24 hours fast reply email, no matter how long your purchase time, any questions can always contact us. CallToU Number Display Wireless Door Sensor Chime   Door chimes when door opens Protect elderly people with dementia or hearing impairments from sneaking out   Never miss a visitor   When your child tries to open the door and window and wants to go out, you can find out in time           Service Friendly Service If there are any quality problems with the products, please feel free to ask us. So as to give you the best shopping and using experience. Technical Details Item Weight ‎13.1 ounces Package Dimensions ‎5.24 x 4.06 x 3.9 inches Size ‎4 Sensor&2 Receiver Color ‎Black Material ‎ABS Power Source ‎AC Installation Method ‎Self-Adhesive Item Package Quantity ‎1 Sound Level ‎110 dB Plug Format ‎A- US 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 🚨Secure Your Space with CallTou Door Alarm🚨 Equip your home and business with the ultimate security solution! Our 4 Alarm Modes offer versatile protection:🔒Ordinary Alarm Mode: 1-minute alert if the door opens🔔Doorbell Mode: Warm "Ding Dong" welcome🚫Alarm and Stop Mode: Sudden door opening triggers a loud alarm, stops on closure🚪Door Closing Reminder: Repeated "Di Di" until the door is secured Experience peace of mind with a deafening 120dB alarm - ideal for kids' safety and theft prevention. Installation is a breeze; simply stick the sensor on your door, window, drawer, pool, or garage, maintaining a 0.4-inch distance. The ultra-sensitive magnetic sensor swiftly detects changes, and with 2 included AAA batteries, you're ready to roll! Get your CallTou 3-pack today and enjoy 24/7 customer support. Protect what matters most!💪🏠🔒 4 Alarm Modes: It has 4 modes of alarm 1.Ordinary alarm mode (Alarm will last for 1 minute if your door is being open)--Uses - Alarms / Anti-theft 2. Doorbell mode (“Ding dong”, rings once as a welcome tone )--Uses Business 3. Alarm and Stop mode (It will alarm loudly if the door is open, and it will stop as soon as your door is closed)--Uses Children or elderly going out 4. Door closing reminder mode ("Di Di", the sound from low to high, it will remind you by repeated sound until the door is closed) --Uses Refrigerator forgot to close reminder / Alarms Perfect door alarm for kids' safety, anti-breakin, home and business‘ security Easy to Install: This security kits can be easily installed on the door/window/drawer/pool/garage. Just need to stick the alarm sensor on the surface.Press the switch and he starts working.   Technical Details Item Weight ‎9.1 ounces Package Dimensions ‎5 x 3.66 x 2.24 inches Country of Origin ‎China Batteries ‎6 AAA batteries required. (included) Batteries Included? ‎Yes Batteries Required? ‎Yes Noise Level ‎120 dB

Product Description Door Alarms When Opened:Door alarm sensor can detect the opening/closing of doors and windows, guarding security of house, apartments and shops, etc. Easy Installation: Wireless door alarm helps you save the trouble of wire installation, This door and window sensor alarm security kit come with self adhesive pads so no tools are required, just had to stick the door alarm sensor on the door or window. Different Working Modes to Choose from: Working mode 1: 125dB alarm sounds when it is triggered. Working mode 2: 100dB alarm sounds when it is triggered. Working mode 3: 100dB "ding-dong" chime sounds when it is triggered. Wide Application: This entry alert chime can be a good reminder for you if your toddler or the elderly with dementia trying to get out of the house. Door alarms for kids safety can also be used as a door alarm, pool door alarm, garage door alarm or sliding door alarm. Window alarm sensors are powered by four long-lasting LR44 batteries (included). Customer Satisfaction: Lifetime after-sale service. Attached the detailed product instruction for your reference. Any problems with the freezer door alarm, please do not hesitant to contact us, and we will provide you with satisfactory service. Alarm system prevents children from sneaking out, unauthorized door/window access, and effectively deterring intruders. Features about This Wireless Door Alarm Sensor  Wireless door alarms can be used in a variety of scenarios Technical Details Item Model Number ‎DA03S Batteries ‎LR44 batteries required. (included) Included Components ‎Case Batteries Included? ‎Yes Batteries Required? ‎Yes Battery Cell Type ‎Alkaline Description Pile ‎Alkaline

Product Description The door chimes when door opens for home and for business has 1000FT reliable long working range. Perfect entry alert chime when door opens for home and business. What about insecure front door, child safety gate, upstairs window, cabinet, basement door [ Easy to Install] This waterproof wireless door sensor chime are paired already, all you need to do is attach the transmitter on your door or window. The receiver is portable battery powered. LED indicators are suitable for the elderly who are hearing impaired [4 Remind Mode ] Door entry chime's receiver is with 4 remind modes, includes deaf doorbell flashing light has: 1,ringing + vibration 2,ringing + flashing light 3,ringing + vibration + flashing light 4,flashing light four modes to choose, flashing light silent mode, do not worry about the ringing will disturb the sleeping baby. LED light flashing, ringing vibration, you will never miss any visitors, in different scenes can choose different modes [ Smart Door Chimes] The receiver of door open chimes is equipped with 20 kinds of ringtones for your choices. 5 levels adjustable volume, from silent to noisy(0 db to110 db), and door sensor chime are wireless long-range operating up to 1000 feet(no blocking), you don't have to worry about not hearing the sound [After-sales Service ] The entry alert chime is can be a gift for relatives and friends to used to remind visitors, family anti-theft,etc. It has a 1-year warranty and please just feel free to contact us User Manual Long Working Range 1000FT Long Working Range 1000FT and 5 Volume level How to replace the battery？ Step 1: Use a small screw to align the hole below the door magnet and pry it open Step 2: Open the back cover and take out the battery for replacement 4 Remind Mode As a Christmas Gift Technical Details Manufacturer ‎CallToU Item Weight ‎8.1 ounces Package Dimensions ‎3.78 x 3.46 x 2.91 inches Batteries ‎2 AAA batteries required. (included) Batteries Included? ‎Yes Batteries Required? ‎No

🔔【Wireless Door Sensor Chime】 Door open chime can be used as a way of remind business when customers coming .Or as an alarm，protect children when they open windows/door at will or prevent thief comes. 🔔【Friendly for Elder or Hearing Impaired Person】Wireless door sensor chime with colorful LED flash indicator can attract your attention even when the receiver is muted.The LED flash will keep flashing and changing until the bell stops. 🔔【55Melodies &5Volume& Memory Function】Door open chime with 55 chimes and 5 levels adjustable volume(0dB to 110 dB).Different occasions choose different volumes,You can aslo set different ringtones for different doors. HUWOO open door sensor can keep the previous setted tune after re-plugging it. 🔔【1000ft/300mOpenArea Range&Easy to Install】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. 🔔【Waterproof Door Contact Sensor】The door sensor is IP55 waterproof and can be installed outdoorsThere is waterproof silica gel inside to protect the built-in 23A 12V alkaline battery fromrain.Before sticking the sensor,please take out the insulating paper and pair it with the receiver. Product Description   Friendly for Elder or Hearing Impaired Person/Suitable for Business CallToU wireless door sensor chime with colorful LED flash indicator can attract your attention even when the receiver is muted. The LED flash will keep flashing and changing until the bell stops. Serving Customer CallToU wireless store entry chime can be used to remind business when customers coming, that can't miss any customers. Office Business CallToU door chime for business when entering can be used to warm prompt the office staff when someone comes in. Protect Children CallToU bells for doors alert of opening can be used to help you quickly stop your child from opening doors or Windows at random. Prevent Thief CallToU wireless security door chime can be used as an alarm. When the thier coming, you can find him as soon as quickly.   How to pair？ Each door sensor is paired before delivery, you can use it directly. The doorbell is paired. The default ringtones is “Ding-Dong”. User can change the ringtone easily. Step 1: Press the Forward or Backward button on the receiver to choose your favorite melody. Step 2: Press and hold down the Volume botton on the receiver for 5s, until it makes a "Ding" sound and the receiver indicator flashes (that means the doorbell entered into the Pairing Mode, the pairing mode will only last 8s, then it will automatically exit). Step 3: Make the gap of sensor part and magnetic beyond 10CM(4IN) (the sensor send signal to receiver), it will makes a "Ding-Ding" sound and the receiver indicator flashes. Step 4: Make the gap of sensor part and magnetic beyond 10CM(4IN) again to confirm whether the current ringtone is the one you have set, if yes, the pairing is completed.   Technical Details Item Weight ‎8.8 ounces Product Dimensions ‎4.33 x 3.54 x 3.66 inches Country of Origin ‎China Size ‎3 Sensor + 1 Receiver Color ‎Black Item Package Quantity ‎1 Batteries Required? ‎No