Brunton SOLO 7.5 Amp/Hr Lithium Polymer Storage Device Durable/waterproof construction allows you to take this storage device anywhere to charge/run anything from an iPod to a small television 12 Volt output charges many of your electronic devices, including laptops, satelite phones and many more. Reverse flow protection prevents discharging the devise you are using DC 120 Inverter included Max Output: 14.6 Volts, Max Power: 77 Watts