Freepower Manta 6000 is the latest-generation portable battery charger with lithium-ion technology. It's perfect for recharging devices multiple times. And with its ultra-slim design, it's exceptionally compact.Thanks to Fast Charge technology and a dual USB port, you can recharge multiple devices at the same time and at maximum speed. Also, the charger can be recharged in half the time through its fast Micro USB input. Freepower Manta 6000 is equipped with a practical digital LED display that shows the residual charge level very precisely, so it's simpler and easier to understand when it's time to recharge the unit.The ultra-thin, ultra-light design with soft-touch non-slip material makes it a practical, functional and attractive accessory. Perfect for people who want to carry along the right amount of energy for their devices, in a super compact charger.The simultaneous recharge system also lets you recharge not only the Freepower Manta 6000, but also one or more devices - both smartphones and tablets - at the same time.