How do I replace my Glass Break Sensor’s batteries?
- To open, twist off the back cover.
- Replace the old batteries with new AA alkaline batteries.
- Make sure that the batteries are inserted correctly. When inserting batteries, take care to match + and - symbols with the markings on your sensor.
- Close the cover by twisting until the lock arrow points towards the lock symbol.
WARNING: Inserting a battery the wrong way could damage the device. Make sure that the + and - symbols on the battery align properly.
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