has changed the conventional method of transferring heat. The revolutionary new design provides uniform heat across the entire blanket, eliminating any hot and cold spots. extra hot products thaw frozen ground, keep vehicle or equipment engines warm, and effectively melt dangerous ice dams. provides a maintenance-free heating solution, which reduces downtime, eliminates hassle and saves money.Specifications. Heats to a preset 145 F 66 C - 10 F/5 C. Easily installed and removed. Thaws frozen ground fast. Certified to UL/CSA/CE standards. Dimensions - 312 L x 48 W x 312 Dia. in.. Item Weight - 38 lbs.. Plug Type - 30 Amp Plug. Voltage - 120 Volts.