Power supply: 2×AAA batteries
WiFi: 802.11b/g/n
Working voltage: 3V
Standby currents: <10uA
Working temperature: 0℃~50℃
Alarm volume: 130dB
Relative humidity: ＜95% (no condensation)
Network: 2.4GHz
Low battery remind: 2.3V+0.2V
Weight: 58g
11.Product size: 74×13mm