Learn how to easily change the battery in your ADT Motion Sensor. Always exercise caution when interacting with your battery. For more help visit http://www... ADT Honeywell Wireless Motion Sensor (5800 PIR-RES): One CR123A (video) ADT DSC Impassa Motion Sensor: One CR123A (video) ADT Ademco Motion Sensor (5898): Four AA (step-by-step instructions) Learn how to change the CR123A battery in your ADT Honeywell Wireless Motion Sensor (5800 PIR-RES). BATTERY CAUTION: Risk of fire, explosion, and burns.
Follow our step-by-step guide to easily change batteries in your ADT motion sensors and ensure optimal performance. Read on to learn more.. How to change the batteries in your sensors and system panel Place System into Test Mode Sensor Batteries Panel Batteries Place System on Test How to put your system in Test Mode Putting your system into Test Mode is easy. Just log into your MyADT account and follow the steps in the video.