Reliance 2 Shank Lp Gas Valve

401 Series 2 in. shank Honeywell electronic propane gas control valve thermostat powered by 750 millivolt generator. Noticeable red LED indicator light blinks 1 time at 3 second intervals during normal operation. Increased temperature control and accuracy. Integral spark igniter fits reliance standard 401 LP gas water heaters with Honeywell control.