Your system is designed to be low-maintenance, but like all great things, it runs on power! Each sensor is equipped with a battery that typically lasts 3–5 years. When one gets low, your panel will notify you with a Low Battery Alert.

Before You Replace a Battery
Double-check the message on your panel. Make sure it's a "Low Battery" alert—not a different issue like a tamper or supervision er

Here’s a handy guide to help you know which battery each device needs:

• CR-123A
  • Motion Detector
  • Glass Break Sensor
  • Carbon Monoxide Detector 

• CR-2032-3V
  • Door/Window Sensor
  • Panic Button
  • Key Remote

• AAA
  • Smoke/heat/freeze detector

•  CR-2450
  • Flood + Freeze sensor