The SONOFF SNZB-03 is a ZigBee motion sensor that helps you secure your home and automate its functions Simply connect it to a SONOFF ZigBee Bridge and receive instant alerts on your phone whenever motion is detected. Use it to trigger alarms and activate Wi-Fi devices, like turning on your living room lights when you walk in. The sensor boasts a 110° view and a 6m detection range, and its easy, tool-free installation makes it simple to place anywhere in your home. Plus, receive low-battery notifications when the battery life gets to 10%.