Features 1、STABLE AND DURABLE: Engine heater has passed through vibration and shock test, incoloy elements extend service life 2、CONSTANT TEMPERATURE: Thermostat regulates coolant temperature about 50 Celsius degrees, protection class for IP54, you can use with confidence 3、TECHNICAL PARAMETERS: Engine heater can greatly reduce heat loss and improve operating efficiency. Rated voltage for 120V, rated power is 1500W 4、WIDE APPLICATION: Adopt ABS and aluminum alloy material, scratch resistant and corrosion resistant, widely used in various engines, coolant preheating 5、WITH FITTINGS: Equipped with screws, screw cap, accessories, easy for you to install, complete accessories guarantees convenient operation Specification Item Type: Engine Heater Material: ABS and aluminum alloy Main Functions: Widely applicable to various engines, coolant preheating Rated Voltage: 120V Rated Power: 1500W Engine Displacement(L): 5.7-8.2 Constant Temperature Point: 50℃ Temperature Control Switch Operating Temperature: OFF or Disconnection Point: 50℃; ON or Reset Point: 40℃ CUSTOMIZED Insulation Resistance: ≥50MΩ Electrical Strength: AC 1.5KV1MIN Inlet And Outlet Size: Approx. 16mm / 0.63in Maximum Water Pressure: 0.5MPA Protection Class: IP54 Package List 1 x Engine Heater 4 x Screw 4 x Screw Cap 4 x Accessories 1 x User Manual