... Aluminum shell 2 Adapt MP3,MP4,PSP,NLSL,IPOD,cellphone,digital camera Feature solar battery charger:1. The product is aluminum alloy ... , noble and elegant2. MP3,MP4,IPOD,PSP,PDA,cellphone,digital ... prevent the power overshoot, over-discharge8. To the built-in battery by solar time :15-18 hours9. By computer or AC ...