Battery specification: 2* AAA 1.5V Battery
Quiescent current: ＜ 10μA
Working current:＜ 150mA
Wireless parameters: 433MHz, eV1527
Alarm volume: 80dB @10ft
Sensor type: photoelectric
Product Size: φ93×35mm
WiFi Frequency: 2.4GHz
WiFi: IEEE802.11b/g/n