Upgraded 2 in 1 Heating & Cooling Fan ! remove frost, fog and even snow on the car windshield effectively and instantly, keep the sight of the windshield clear, ensure the security of the drivers and passengers.It is suitable for car, camping, travel and keeping warm in winter. Cooling the car with stronger cool wind in summer.Such a humanized gadgets, why not bring it home now?Features: 1. 30 seconds rapid heating.