Mr. Heater 1500 Sq. Ft. Propane Forced Air Portable Heater 60,000 Btu

Mr. Heater MH60CLP Hero Forced Air Cordless Propane Heater, 30000-60000 BTU:30,000 - 60,000 BTU per hourFor use with propane gasHeats up to 1,250 sq ftPowerful, quiet and cordlessRuns up to 4 hours on an internally rechargeable battery, up to 8 hours with optional 2nd batteryQuiet burner technology: 50 percent quieter than standard propane heaterOperates while charging, 1 battery recharges in 3 hours or 2 in 6 hours1-touch gas valve with Piezo igniterHigh temperature limit switchFlame safety shut-offBuilt-in trickle charger