New eneloop Mobile USB Booster allows you to charge your USB powered devices. Instant back-up power for all your mobile needs. Recharge your mobile booster with any powered USB port or any AC wall outlet. World wide voltage ready! The Mobile USB booster comes equipped with two USB outports, allowing you to power two USB devices at the same time! Using Lithium ION technology which is more powerful than most device batteries you can leave the wires at home with the eneloop Mobile USB Booster, take the booster with you anywhere and anytime. Lightweight hand held size makes it convenient for travel and it complies with travel regulations. Never be caught without a charge. The Mobile USB Booster, with a modern design for mobile terminal devices such as MP3 players or portable game consoles, expands the eneloop product range. Once charged via the USB port of a computer or via any AC power outlet, the Lithium-Ion batteries of the eneloop Mobile USB Booster solves power shortages of mobile/hand held devices. When traveling or outdoors, the white eneloop Mobile USB Boosters are the ideal emergency companions when the batteries of the hand held / mobile devices are drained and no power outlet is available for charging. The eneloop Mobile USB Booster charger supplies an MP3 player or a mobile telephone with power for up to 70 minutes via the 2 USB ports Lithium-ion batteries and, as a result, offer an even higher capacity. The KBC-L2S is particularly powerful due to its two lithium-ion batteries and has two USB output connectors so that two mobile devices can be simultaneously rendered operational again for approximately two hours. Another feature is the AC connector with which this versatile Mobile Booster can also be recharged via the power outlet while enabling the charging time to be reduced from 14 to seven hours. eneloop Mobile USB Booster has a voltage of five volts (5vDC) at 500 mA.