... Battery type: Lithium-battery 5v 500ma universal portable power bank for smartphone,psp, gps, camera,mp3,mp4,pda/Parameter Product ... ,green or customized5v 500ma universal portable power bank for smartphone,psp,gps, camera, mp3,mp4,pda/FeaturesSpecial Designed ... & simple design ,mobile and portable5v 500ma universal portable power bank for smartphone,psp,gps, camera, mp3,mp4,pda/PhotosPackaging & Delivery ...