zigbee Door Sensor<br> zigbee Door Sensor highly sensitive smart wireless door window sensor sends a notification to your smartphone, if a window or door opens or closes when youre away from home.<br> Providing you privacy, security and peace of mind you can keep an eye your children and elder's safety, catch up potential burglars trying to sneak into your home.<br> Specifications:<br> specification:<br> Battery-powered door sensor: Built-in 1 CR2032 battery (non-rechargeable battery)<br> Working time: 1 year (10 times a day)<br> Standby current: 13uA<br> Working current: 65mA<br> Maximum current: 100 mA<br> Note: The zigbee door and window sensor cannot be used alone, it needs to be equipped with a zigbee 3.0 gateway and cannot be used alone.<br> Package Included:<br> 1*Door and window sensor<br> 1*User Manual