Specification: Certification: CE Origin: Mainland China Smart home platform: Tuya Model Number: Window Door Sensor Model: NAS-DS07B Color: White Battery: CR123A 3V (not included) USB power supply: 5V/1A Standby current: 10.7uA Detection temperature: - 10 ° C - 80 ° Detection humidity: 0%-100% Wireless frequency: 2.4GHz Network range: 40M Wireless protocol: Zigbee 3.0 IEEE 802.11 Size: Main body: 82x27x23mm/3.23x1.06x0.91in Sub body: 50x13x16mm/1.97x0.51x0.63in Note: 1 X Door Sensor 1 X Data Cable 1 X Instruction 1 X Sticker Screw Pack 1 X Box |