Gasoline Fume Detector with Dual Channel and Blower Control – 12\/24VThe Dual Channel Gasoline Fume Detector is an effective means to monitor gasoline fumes in an engine compartment, fuel tank storage area or in other areas where gasoline fumes might accumulate.  Complete system includes Blower Control Relay, easy installation and precise monitoring.  Features:Simple InstallationAudible and visual alarm to indicate LEL (Lower Explosive Level) presence Monitors two (2) separate areas simultaneously Automatically activates bilge blowerTechnical Specifications:Operating Temperature: -40° to 185°F (-40° to 85°C)Current Draw Nominal – 55mA Current Draw Maximum – 150mAOperating Voltage – 9 to 30V DCAlarm Horn – 68 dBDisplay Style – Square with Black BezelDisplay Dimensions – 2-5\/8\