12V 4 Ports Car Universal Under dash Heater Heat Defroster Demister with Switch

Energy-efficient heater, can provides more heat output than battery-powered heater in low consumption. Make full use of hot coolant, functions in the same way as engine cooling system, environmentally friendly. High efficient copper pipe heating core helps to warm up the air through the core in seconds. Powerful blower motor and 4 holes air outlets provides strong warm air flow to passenger compartment. Comes with mounting brackets and speed control switch, support under dash installation.