Main Features:Operating Voltage:DC3V(2*1.5V AA Alkaline Batteries)Static Current:≤10uAAlarm Current:≤50mAAlarm Indicator: Red LED and buzzer soundingFault Indicator: Orange LEDAlarm Output: Wireless transmission(433Mhz)Working Temp:0-60℃Humidity:0-80%RH(no congelation)Sound Level:≥85dB/3mHush Time:1..