Feature(may vary by option.)
●Adjustable Volume: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 kids or elderly safe.comes with a 90-day free return and a 365-day exchange service
●Door Alarm with Remote:The remote control and alarm signal can reach up to 82ft, making it very convenient and effective even if youre on the second or third floor.
●4 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)
●Easy to Install:Our door alarm sensor comes pre-paired, making installation a breeze. Simply attach the home door alarm to your doors or windows, turn it on, and its ready to go. No wiring or electrician required for hassle-free setup.
●LIFETIME WARRANTY: Our wireless door alarm are SDOC certified. We offer a lifetime warranty on our products and 24-hour customer service. If you need to purchase additional accessories you can contact us, your satisfaction is our first priority!
●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!
●Window Alarm: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!
[4 Alarms]
[2 Alarms+1Remote]
[2 Alarms+2Remote]
[1 Alarm+1Remote]
[2 Alarms]
Description
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Mode 1-Instant Alarm
It alarms when door opens，it stops alarm when door closed
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Mode 2-Entry alert
Just one welcome ring ding-dong (Suitable for business welcome doorbell)
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Door closing reminde
The sensor emits "dididi"sound every 10 seconds until door is closed
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Instrude alarm mode
Alarm will last for 1 minute if your door is being open
30 Sensor Expandable
30 Sensor Expandable: The remote can be paired up to 30 chime sensors/the door sensor can be paired up to 30 remote.
Small Size
Can be used to install in your dining room, bedroom, living room, garage, yard, or your sCtore and office.
20000 service life
Comes with two AAA batteries, each of which lasts two years without frequent battery replacement
Low voltage reminder
It also features a low battery reminder to ensure timely replacement and peace of mind during use!
Door Sensor Chimes When Door Open Entry for Business/Home/Office/Store
 Door Alarm with Remote |  Door Window Alarm |  WiFi Door Sensor Alarm |  Door Sensor Chime |  Door Sensor Chime | |
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Customer Reviews
| 42
| 42
| 4
| 1,436
| 1,257
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Price
| $16.99 | $19.99 | $19.99 | $21.99 | $32.99 |
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Volume Adjustment
| 0-120dB | 0-120dB | 0-120dB | 0-110dB | 0-110dB |
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Control Mode
| Remote | Alarm | Phone | Alarm | Alarm |
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Power Source
| Battery Powered | Battery Powered | Battery Powered | Battery Powered+AC | Battery Powered+AC |
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Included Battery
| ✔ | ✔ | ✔ | ✔ | ✔ |
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Included Adhesive
| ✔ | ✔ | ✔ | ✔ | ✔ |