SONOFF SNZB-03 ZigBee Motion Sensor, Wireless Motion Detector Get Alerts ✔ The ZigBee motion sensor will send an instant alert notification to your mobile phone whenever the motion is detected. ✔ SONOFF ZigBee Bridge is required. You can connect the sensor to the hub to activate WiFi devices, not merely ZigBee devices. For example, you can set a scene for your living-room light so that it will automatically turn on when you walk through the living-room. ✔ Easy and tool-free installation, 3M adhesive (included) installation significantly saves your time. Place it anywhere in your home including your hallway, bathroom, kitchen and more. ✔ Boasts 6M detection distance and 110° viewing angle. You can share the sensor to your family to together keep eyes on your home. 3-month history records check. ✔ Link a camera to the motion sensor and place the sensor almost anywhere home, then you can view what's going on in your home through the camera on the sensor page of APP.