When the batteries in your smoke detector need to be replaced, a â€œzone troubleâ€ indicator will appear on your alarm keypad and/or a â€œsensor troubleâ€ indicator .
When a battery is getting too weak and needs replacing, your system may send you an alert or show 'Lo Bat' on. How can I replace my alarm system battery?
ADT never recommends using an alkaline battery on systems that require a. To order a battery for another address, please change your location using the .
Devices such as Reed switches, PIR (Passive Infra-Red) sensors or Smoke Detectors. ADT strongly recommends that you replace the battery at your earliest .