1.Portable, Steady 2.Safe 3.No Shock and no skid 4.Cert: CE, ... .5",5"GPS/3G Phone 1.Precharge,ready to use. 2.User friendly,just plug in. 3.Compact thin and light ... . 8.Universal Universal Portable Rechargeable Backup Power for mobile phone, digital camera, PDA, PSP, MP3, MP4, iPod