A solar controller is a must in between. We sell solar controllers too.
The item "100Watt 100W Watts Solar Panel 12V Volt Poly Off Grid Battery Charge RV" is in sale since Friday, April 13, 2018. This item is in the category "Home & Garden\Home Improvement\Electrical Supplies\Alternative Energy Supplies\Alternative Energy Chargers & Inverters".
The seller is "27globalpower" and is located in Fort Lauderdale, Florida. This item can be shipped to United States.