Points: 1.Quality Material: Made of high-quality plastic and high-strength metal, it is convenient and for heating, defrosting and defogging. 2.Product Features: It features small size, high temperature, low energy consumption, low noise, with temperatures up to 86-100 degrees Celsius. 3.Comfortable to Use: It can be mounted at the bottom of the seat, next to the foot, or anywhere in the car to provide comfortable travel and camping. 4.Easy to Install: It is easy to install and connect, easy to use, can be fixed on the workbench with self-tapping screws, or it can be fixed in a hid&den place by the side. 5.Widely Applicable: Suitable for all types of Crude Oil mechanical vehicles, such as cars, trucks, buses, motor homes, trucks, campers, caravans, construction vehicles, boats, etc., to enjoy the warmth in the cold winter. Specifications: Material: plastic Color: black Size: about 18.5 x 12 x 8.8cm/7.28 x 4.72 x 3.46in Weight: about 713g Rated voltage: DC12V Power: 800W Switch: double gear (adjustable temperature) Air outlet: 3 Heating element: PTC ceramic constant temperature heating Fixed mode: connect the engine speaker battery fixing screw Installation: Red wire connection battery + Black wire connection battery - Package Contents: 1 x 3 Port Car Heater Defroster Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.