EFFECTIVE OUTPUT - 30,000-68,000Btu/hr (9-20kW). Heats area of up to 350m³. Cordless functionality, ideal for where mains power is not accessible.VERSATILITY - Mains or cordless means increased versatility in positioning heater where required. Main lead/transformer is included, as well as a 20V battery and charger for cordless operation.QUICK AND EASY IGNITION - Piezoelectric button igniter which saves time and makes it quick and easy to start.NO ODOUR OR RESIDUE - Fan assisted. Fuel is completely burned so no oily residue like other types of fuel heaters. No odour except for the few seconds during start-up.SAFETY - Features safety solenoid value which prevents gas leaks. Supplied with direct gas head assembly including a fully approved propane gas regulator and hose.PART OF THE SV20 SERIES - One battery fits all solution. Supplied with charger and 4Ah battery providing a run time of up to 6.5hrs (other battery sizes are available separately).