This product is a solar trickle charger for 12V batteries, which helps to manage battery drain in all seasons. It prevents your car battery from becoming dead, which happens often when your car is left parked for weeks.
Suction cup enables you to attach the product to windshield of cars or simply place the product on dash board.
Interchangeable connectors available.
Flashing blue charging LED light.
Blocking diode to prevent reverse charging.