Specification:
Brand: Bakeey
Weight: 75g
Dimensions: 71*21*22mm
Color: White
Material: ABS
Wireless Range: 45m
Protocol: lEEE 802b/g/n
Battery: CR2*1 (included)
Battery Life:2 Years
Standby Current: 10μA
Standby Time: 5 Years
Use Time: 1 Year(15times/ Day); 2 Yeas (7 times/Days)
Working Temperature: 0℃-40℃
Working Humidity: 2%-85%

Package Included:
1 x Bakeey Smart WIFI Wireless Door & Window Sensor
1 x User Manual