ITEM NAME:12 Volts 20 Watts Portable Power Solar Panel Battery Charger with Alligator Description: It can be used as an alternative charger for automobiles,truck, caravans, tractors, boats, motorcycles, travelling, camping, RV batteries or any 12V lead acid battery. Mono-crystalline silicon panel can work in all daylight.1 Piece Alligator Clip. First, the solar panel surface of the solar panel faces the sun, and the back USB output surface has a red light indicating that the current output is normal. 1 Piece Solar Cells.