This is a simple, single channel propane fume detector that features a plug-in sensor and a Var-A-Brite indicator lamp that brightens during the day and soften at night.

The standard two-inch display module features a circuitry test and alarm horn silence function.

Complete unit includes display module, one propane sensor and 20 feet of connector wire. On / off switch opens and closes solenoid with the touch of a button.