Features:  

*Ultra-low power consumption program control processing technology

*Powered by 2pcs 1.5V AAA batteries

*Low power consumption, ultra long standby time

*Illegal open/close alarm

*Low battery warning

*Support IOS and Android system, Tuya APP control

*Timely report when door or window not close

*Full-process integrated design, beautiful and delicate

*WiFi standard IEEE802.11b/g/n wireless standard

*Simple and compact design

*Alarm output: APP push

Parameter: 

Working voltage: DC 3V

Power supply: 2pcs 1.5V AAA batteries

Standby current: 30μA

Alarm current: 35mA

WiFi transmission: IEEE 802.11b 2.4GHz

Working temperature: -10°C ~ 50°C

Size: 72*45.5*14mm