Intelligent solar charge controller with optimized charging algorithm and three-stage charge make the system work more efficient, full protections prevent battery from overcharge and over discharge, over voltage, short circuit. Photocell Control & Work Time Setting - Turn on the loads in dusk and turn off in dawn without manual operation, 1 to 13 working hours setting according to personal requirements, practical and useful.The item "50w Solar Panel Charger Kit for 12 Volt Battery Camp Boat Cabin 50watt Car RV V" 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 "robertono0" and is located in Phoenix, Arizona. This item can be shipped to United States.