The WindyNation 100-Watt x 12-Volt Monocrystalline Solar Panel is a great option to start producing clean, free power from the sun. Install your solar panel on your cabin, boat, RV and more. Wire multiple solar panels in series to increase voltage for 24-Volt or 48-Volt battery charging. Solar panel includes 33.5 in. 12-gauge solar cable leads with solar connectors pre-attached.