Fit For Universal Fitment Description -Compact magnetic heater provides 300-400 degree heat-Convenient, reliable with no mechanical installation-Simply plug in and attach to desired location for instant heat-Transmits heat continuously to help start your engine in freezing temperatures-Thermostatically controlled-Applications can include heating engine block, oil pan, battery holder, intake manifold, small engine equipment or hydraulic systems Package Include 1 * Heater W/o Product Instruction