AC=220V±10% DC=12V (Built-in NI-HI) rechargeable batteryStandby Current <60mAAlarming Current <450mAGSM band 850/ 900/ 1800/ 1900MHzWireless Frequency 315/ 433/ 868MHz±0.5MHz
Wireless receiving sensitivity 5mV/mAnti-interference 1V/m (Frequency range: 20-1000MHZ)Working
Temperature 10℃~+40℃Humidity ≤90% ( no fog)Wireless detectors 99pcs
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