Tuya Zigbee Smart Door Sensor Door Open Closed Detectors Security Protection Smart Life Control Works With Alexa Google Home<br> Input voltageDC3V LR03*2<br> Battery: AAA*2 (not included)<br> Standby current 10uA<br> Alarming current 15mA<br> Low-voltage notification 2.5V<br> Wireless Technology:ZigBee<br> Transmission Frequency:2.4GHz<br> Magnetic control distant : 15mm<br> Working temperature -10-55<br> Working humidity 90%RH<br> Specifications:<br> 1.Tuya Smart ZigBee Door&Window Sensor:A Tuya ZigBee Wireless Gateway Hub is a must to work with the door&window sensor,as well as a variety of ZigBee smart products.<br> 2.Real-time remote monitoring:Whenever and wherever you are,once Door/Window Sensor detects external objects or animals, you will receive a notification by smart phone.<br> 3.Wide Applications:Apply the smart door/window sensor to different scenes,your bedroom,garage,bathroom,garden and anywhere you like.<br> 4.Battery powered for low power consumption;New designed with Low battery reminder supported.<br> 5.Easy installation with double-side tape,simply stick it anywhere you like to protect your house security.<br> Package Included:<br> 1*Zigbee Door Sensor<br> 1*User Manual<br> Notes:<br> This product needs to be used with Tuya zigbee gateway