Features: 1.Working Principle: The preheater uses 220V power supply to circulate and heat the antifreeze through the built in pump and electric heating element to increase the engine temperature. 2.Multifunction: Improve the interior temperature, preheat the engine coolant and avoid low temperature engine wear. Beneficial to car interior thawing, car starting, car glass defrosting. 3.Fast Preheating: 1500W power heater, built in thermostat, heating time of only 30 minutes, even in the cold weather of ?30 degrees or more, you can travel at will. 4.Wide Application: Suitable for cars, trucks, buses, campers, caravans, engineering vehicles, ships, etc. with displacement below 1.5L to enjoy warmth in cold winter. 5.Durable Construction: Metal shell, longer service life, not less than 2000 hours. Easy installation, save time and effort, realize to park closer to home and office. Specification: Item Type: Car preheater Material: Metal Power: 1500W Working Voltage: 220V-250V Connector Diameter: Approx. 18mm/0.71in Automatic Temperature Control: 65-70 Pump Lift: Approx. 90cm/35.4in or more Plug Specifications: EU plug, 220V-250V Fitment: Suitable for all kinds of cars within 1.5L Note: 1. After installation, must be anti antifreeze waterway exhaust, so as to avoid air in the antifreeze air resistance, antifreeze does not cycle lead to damage to the preheater. 2. Natural heater can not use this preheater, the preheater can only be used for the use of glycol antifreeze vehicles, low?grade antifreeze will produce scale, rust and ice, plug the preheater. 3. Please use the rated voltage of 220?250 volts, 10A power socket and can carry the peak power of 16A international three wire, and a reliable grounding protection power. 4.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.