Put your alarm system in test mode.
Door alarm sensor battery.
Put the cover back on the device.
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This door and window sensor uses 1 cr1632 coin cell battery and will last 3 5 years.
Replace with the new battery.
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Press the locking mechanism using a screwdriver until the back cover pops off.
Have your id code replacement battery and know which zone has a low battery.
The ring alarm contact sensor 1st gen uses one cr123a battery.
Ring alarm contact sensor 6pk door and window sensor 4 pack item 2366870.
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Find the locking mechanism tab located on the narrow side of the sensor with the led light pointing towards it.
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Next put your keypad into test mode after calling adt doing so with your access code 50.
Replacing the battery on the contact sensor 1st generation what type of battery does the contact sensor 1st gen use.
Or call the service number on our contact adt page to alert adt before you begin the battery changing process.
For pricing and availability.
If a door and window sensor reports the low battery follow these steps next to the picture that matches your sensor to change the battery.
Remove the old battery and dispose of it properly as recommended by the battery manufacturer.
Place the new battery back in the device.
The best door alarms can easily be controlled with the sensor s remote or your smartphone.
How long does the battery last.
Remote access allows you to conveniently turn the sensor on off or test the battery.
Once the door alarm is attached to your door frame you should be able to control the sensor with ease.
You ll note on most keypads you ll see the word test on the number 5.
Putting your alarm in test mode prevents any tamper signals sent by your sensor while you are replacing your battery.
At your keypad enter your user code the four digit code you use to arm disarm your alarm the number 5.
The battery can last up to three years depending on.
To open the transmitter larger piece there is a tab on the corner of both the top and bottom of the sensor.