Car Windscreen Umbrella Sun Shade Sunshade UV Heat Reflective Visor Front Cover. 1 Circuit Tester. Car Windshield Sunshade Umbrella, Front Window UV Reflector, Foldable Sun Visor. Easy operation: After a simple hook-up of the unit to the vehicle's battery, automotive technician can conduct a positive or negative battery current to the tip by rocking the power switch forward or backward.
