Solar Powered Rechargeable External Battery Pocket Charger designed for the Aluratek APMP101F Video Player - uses Gomadic TipExchange Technology Continue to use your Aluratek APMP101F Video Player for hours OR recharge your device on the go without being tethered to a wall outlet Includes rechargeable internal battery (2000 mah) in a compact design Battery pack can be charged either via direct exposure to the sun or via traditional plug-in power source Uses Gomadic TipExchange Tips (Aluratek APMP101F Video Player tip is included) which protects investment with easy upgrades that allow users to charge multiple mobile devices with the same solar power pack Charging kit includes Solar Powered Charging Battery Pack, USB charge cable, and two charging tips for both the Aluratek APMP101F Video Player and battery pack. Backed by a lifetime warranty!