Fireboy-Xintex Propane Fume Detector w/Plastic Sensor & Solenoid Valve - Chrome Bezel Display. Features of Fireboy-Xintex Propane Fume Detector w/Plastic Sensor & Solenoid Valve 2-3/16" Round Chrome Display with LEDs & Silence/Test Button Solenoid Valve & Adapter Solenoid Valve Control Button Automatically Closes Solenoid Valve 68 dBA Alarm will sound & Red LED will light at 20percent of the LEL Simple Installation 9-30VDC Operating Temperature: -40F to 185F (-40C to 85C) Reverse Polarity Protected Current Draw at 12VDC: Nominal: 55mA/Maximum: 725mA Package Contents: Fireboy-Xintex Propane Fume Detector w/Plastic Sensor & Solenoid Valve Fireboy-Xintex P-1CS-R: Propane Fume Detector w/Plastic Sensor & Solenoid Valve - Chrome Bezel Display