30watt Solar Panel Charger Kit for 12 Volt Battery Car Marine Boat Dump Trailer. Ideal solar power kit for variety of off grid applications including shed, cabin, gate opener, etc where 12V batteries is used as well as charge and maintain Cars, RVs, Boats, Trailer batteries. Intelligent solar charge controller with optimized charging algorithm and three-stages charging make the system work more efficient, full protections prevent battery from overcharge and over discharge, over voltage, short circuit, etc. Photocell Control & Work Time Setting - Turn on the loads in dusk and turn off in dawn without manul operation, 1 to 13 working hours setting according to personal requirements, practical and useful.The item "30watt Solar Panel Charger Kit for 12 Volt Boat Battery Marine Car Dump Trailer" is in sale since Wednesday, February 3, 2021. This item is in the category "Home & Garden\Home Improvement\Electrical Supplies\Alternative Energy Supplies\Solar Power Supplies\Solar Panels & Kits". The seller is "robto-8877" and is located in Phoenix, Arizona. This item can be shipped to United States.