It features 2 DC ports to connect accessories (portable fridge, light, etc.) and 4 USB ports to charge a camera, mobile, etc. Supplied with a charger and a waterproof protective case. NOMINAL VOLTAGE: 12,8V CHARGE VOLTAGE: 14,6V INTENSITY: 50A MAXIMUM INSTANTANEOUS CURRENT: 20A DIMENSIONS: 30X32X13 CM WEIGHT: 6,5kg