PIR detector,GAS detector,SMOKE detector,IR detector,home alarm system,heat detectorcarbon monoxide detector,LPG detector CO alarm-101Power supply: 220V/50Hz, 110V/60Hz Operating environment: temperature:-15°C~50°C relative humidity: ≤93%Alarm leveling :≥ 100ppm COResponse timer:≤ 200sPower consumption: ≤2.4wDimension: 120X75X35mm