Battery specification: AA battery ×2
Standby current: ≤10μA
Alarm current: ≤15mA
Detection angle: 110°
Working temperature: -10°C～+50°C
Relative humidity: ＜95% (no condensation)
Wireless parameters: 433MHz, eV1527
Low Battery Alarm: 2.6V
Product size: 53×103×35mm