Xintex Xintex Propane Fume Detector w/Plastic Sensor & Solenoid Valve - Chrome Bezel Display - P-1CS-RPropane Fume Detector w Plastic Sensor & Solenoid Valve Chrome Bezel Display Detect propane leaks early and automatically shut off gas supply to prevent personal injury and possible explosions. Features Specifications: 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 20% of the LEL Simple Installation 9