Feature: The on-board high-power cup heater is very suitable for heating the cabin in the winter and cooling the cabin in the summer. When powered by 12v batteries, they will quickly heat up your vehicle without waiting for the engine to warm up. Connect directly to any 12v connection point. Provide about 1.5 meters of cable to improve flexibility. 2 speed adjustable gears Defrost and defog function Please note that the engine must be running to get the best output. Product weight: about 255g (net weight) Product size: about 15 x 7cm, line length 1.5 meters Product material: spray paint + ABS Power supply: cigarette lighter Voltage: 12V Power: 150w Product color: gray Packing list: 1 x Heater 1 x Bracket