... and play. Configurations:1, Mono or poly solar module 15W2, Intelligent charge controler 10A 12V3, Maintenance free lead acid battery 17Ah ... 12V4, Pure sine wave inverter 100W(optional)5, Solar power box6, Adaptor for charged by regular electricity7, More Energy saving ... led light 7W 2pcs8, Cables and other accessory portable solar power system