Door and Window Sensor Smart Home Devices Zigbee Wireless Security Alarm Triggers Work for Amazon Go

Trigger and alarm: Connected with Hub, it will trigger alarm when someone break into. from home mode: Smart linkage with other smart home devices. If someone broke into, will ring and the IP camera ( not included ) will take video.Can work for , Mi Home, HomeWorking voltage: 2.4V~3.3V, lithium battery (CR2032)Induction distance: 0~30mmMagnet Material: N38Wireless Protocol: ZigbeeColour: whiteMaterial: PC+ABSSize: 43.5x22.5x11.5mmPackage Contents:1 * Door Sensor1 * English ManualOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.