Guaranteed fast heat on ice cold winter days the ceramic heating fan directly heats the vehicle interior with a quick heating time the heater can bring your car to a comfortable temperature and de ice your car in just minutes since the heater fan is operated with 230 v your vehicle battery will not be overloaded features low operating costs low noise ptc heating element overheating protection control light on off switch 1000 watts 230 volt measurements 20 x 19 5 x 3 5