2 in 1 Car Heater & Cooling Fan --- Our portable car heater is not only a windshield defroster & car defogger in winter, but also used as a fan to cool you in summer, keeping you cool at summer and warm in the winter^ 180-degree Rotation & Wide Outlet --- 180 degree rotatinng supporting holder designed for free adjustment; The wide outlet provides a large area of the air, which is very efficient and warm your car directly and completely^ Easy Installion & Use --- Just fix the car heater on a non-slip mat or use a double-sided tape, then plug it into your vehicle'ssocket (12V / 24V) and turn it on. It is very easy and convenient^ Premium Material --- Our windshield defogger is made of quality ABS which is sturdy and heat-resistant, built-in fuse and auto power off protection, safe and no damage to the battery^ Fast & Effective --- Efficient heat dissipation design, warm your winter, so you can safely and comfortably get on the road and get to your destination, perfect for car, camping, travel etc