12/24V Car Heater 2 In 1 Car Windshield Fast Heating Defrost Defogger 360 Degree Rotation Auto Heater for Interior Accessories Specifications: Two specifications 12V (power is 120W) 24V (power is 200W) Applicable models: 12V/120W defroster: suitable for as cars/off-road vehicles, etc. 24V/200W defroster: suitable for as large trucks, trucks, etc. The 2 cannot be mixed, please confirm before ordering. Features: Winter driving: The front windshield of the emergency car fogs up, which can quickly make the glass clear and facilitate safe driving. Humanized design- A rotary holder is designed for free adjustment,convenient and practical. Fast heating- Plug it into your car's cigarette lighter socket and switch to heat or fan and it will finish engine to warm within 60s. Safe and reliable- With cigarette lighter plug design, built-in fuse, automatic power-off protection, anti-voltage, safer use.User-friendly design which is energy-saving with low consumption. 2 in 1 modes- This car heater have two setting modes: heating and cooling.You just need to change the switch, then the hot air or cool wind will come out immediately as your needs.This car heater is not only ideal for demisting/defrosting windscreens.But also can be used as a cooling fan to give you wind in the summer.