Kat's Heaters Thermal Battery Wrap for Series 24, 24F, 27, 27F, 74 Batteries - 125V - 80 Watt
Code: KH22200
Wrap this 36" long heater around your vehicle's battery to maintain its charge and to ensure that your engine turns over in the winter. Plugs into 125-volt outlet. Vinyl cover resists oil and acid.