Dimensions: 11.5L x 30W x 15.25H in. Crafted from durable metal. Produces up to 75,000 BTUs. For use with kerosene or diesel fuel. Up to 10 hours of run-time. Don't let the temperature get too chilly thanks to the NewMac 75000 Forced Air Kerosene Heater. This forced-air heater is an ideal companion for garages, warehouses, or outdoors. Using diesel or kerosene, the unit only requires 115V to operate. Easy-to-use controls make adjusting the settings for larger areas and higher temperatures a snap. Several safety shut-offs make sure no accidents occur due to unsafe conditions.