"Powerblanket's patented GreenHeat technology efficiently heats, thaws, and melts ice, snow and frost, even in sub-zero temperatures. Prevents concrete freezing and cracking, reduces cure time and increases concrete PSI. Warms engines and batteries. Convenient 12V hookup. Includes adapters. U.S.A. Weather Resistant Yes, Plug Type Standard 3-prong, Dimensions L x W ft. 4 x 4, Heating Capability sq. ft. 16, Amps 23.33, Assembly Required No, Watts 280, Cord Length ft. 6, Volts 12."
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