Zerostart 3400064 (Wolverine Model 40) Silicone Pad Heater Engine Oil, Reservoir, Biofuel and Hydraulic Fluid Heater | 120 Volts | 500 Watts Warms internal engine components for quick starts in cold weather and reduces engine wear by improving the flow of fluids Easy peel and stick installation on smooth metal surfaces 5" (13 cm) x 7" (18 cm) Oil pan capacity: 13-27 qts (12.3-25.5 L) | Hydraulic fluid capacity: 16-32 gal (60.5-121.1 L) Volts: 120 | Watts: 500 | Amps: 4.2 | Plug Type: 120 Volt, 15 Amp (Type A) Cars and SUVs Light or heavy duty trucks and tractors Water tanks Mining Marine Snowmobiles and ATVs Oil, hydraulic and transmission fluids