12V/4.5W Smart Power Polycrystalline Silicon Solar Panel Battery Charger for Car Boat Motorcycle 48 Max USB Output 5V

48 Max USB Output 5V 2

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12V/4.5W Smart Power Polycrystalline Silicon Solar Panel Battery Charger for Car Boat Motorcycle 48 Max USB Output 5VProduct Features: Its main function is to Juan flow through the solar charging for your car battery to supplement the battery part of the loss of power. The battery in the long term power shortage in the state, not only environmentally friendly energy, and effective maintenance battery, extended battery use life, but also for other 12V rechargeable battery emergency charge. In addition, you optional DC 12V turn 5V converter (USB output connector),