The WattPak is an integrated solar energy system that is the perfect solution for your off the grid power requirements. FEATURES - Aesthetic design with excellent efficiency based on innovative photovoltaic technologies - Low cost, high reliability design - Full automatic electronic protection function - Simple 12VDC supply, one 12V cable output - Internal 12V 10Ah rechargeable battery included - Uses environmentally friendly LiFePO4 batteries BENEFITS - Get off the grid and save money - Easy installation – no wiring between battery and controller systems. - Portable, durable energy supply system - Sleek and modern low profile design - Reduce your carbon footprint - Avoid using dangerous AC currents - LFP (LiFePO4) batteries offer longer cycles life than other lithium-ion batteries http://wattlo.com/products/WattPak.html