Generate power any where you go! This unit supplies all the power that you will need on your next vacation. It contains: ACOPower 400-Watt (4-pieces 100-Watt Mono) Solar Panel Kit + 3000-Watt Power Inverter + Gel Battery Bank for RV, Boat, Cabin, Off-Grid 12-Volt Battery System Package List: 4-Piece 100-Watt Mono Solar Panel 1-Piece 3000-Watt Inverter 2-Piece 200Ah Gel Battery 1-Piece 40 Amp MPPT Charge Controller 1-Piece 50 Amp Fuse 1-Piece Battery Switch 4-Sets Mounting Z Bracket 1-Pair 30 ft. 12AWG PV Cable 1-Pair 2.5 ft. 4AWG Battery Cable and 1-Pair 1.2 ft. 2AWG Battery Cable 1-Pair 8 ft. 8AWG Tray Cable, 1-Piece Cable Entry Housing and 3-Pairs y branch solar panel connectors.