The Powerblanket EH0304 Extra Hot Ground Thawing Blanket is a multi-purpose outdoor heat blanket used for keeping the ground underneathe from freezing up. This insulated heated blanket provides even heating throughout the entire surface, and (depending on the environmental conditions). It is rated for 120 Volts, 400 watts, and 3.33 Amps. It will become your favorite construction heating blanket for those chilly months, and it heats up to 150 to 170 degrees F. This heat blanket is 48 inches by 60 inches overall (with a 3 ft. by 4 ft. heated area) and is approximately 0.75 inches thick. This curing blanket is UL/CSA/ETL certified in the U.S.A. Online freight charges are subject to change without notice due to fuel surcharge fluctuations. Actual product color may vary from the photo.