Home Security Gas Sensor Detector Alarm (AC 110~220V)
Color: White - Material: Plastics - Alarm: Red LED with 80db alarm - Value of Detection Threshold: - Natural Gas: 5500ppm(11%LEL) - Coal Gas: 1200ppm(3%LEL) - Petroleum Gas:3000ppm(15%LEL) - 110~240V power supply - Relative Humidity: - Package Includes: - 1 x AC adapter (2-flat-pin112cm-cable) - 2 x screws - 1 x English user manual