Visual Charging Indicators: Easily monitor your charging progress with 3 indicator lights on the back of the panel: Blue (sunlight detected), Red (charging in progress), and Green (battery fully charged)
Versatile & Easy Installation: Attach the solar panel securely to car windows, smooth glass, or flat surfaces with the included suction cups. It also comes with carabiners for hanging, and alligator clips, a cigarette lighter plugs, and an O-ring for hassle-free connections to your battery