StarSide Details about DC 12v 2In1 Car Heater Cooling Fan Windscreen Demister Defroster Foldable Handle 12V plug in fan, heater and defroster. Easy to use heater fan plugs into your vehicle's accessory outlet for power. Plugs into the 12v cigarette lighter socket. Switch for choosing either fan or heater mode. Fit For Vehicle Car Truck van and motorhomes etc.