Adding a solar power system to an RV can create added convenience and savings. Solar panels produce energy from the sunlight an abundant and renewable energy source. Adding solar panels can help you dock and park your recreational vehicle without a power hookup potentially resulting in cost savings and greater freedom. Unlike traditional gas generators Renogy 400 Watt 12 Volt Solar RV Kit silently recharges your batteries so you can enjoy the great outdoors without the extra noise. Solar panels also allow you to run limited low watt electrical equipment without a power hookup. Renogy RV Kits are carefully arranged to meet your RV needs. This kit includes four 100W 12V Monocrystalline Solar Panels one 30ft 10AWG Adaptor Kit one 16ft 10AWG Tray Cable three pairs of Branch Connectors a BT-1 Bluetooth Module and one Renogy Cable Entry Housing.