... and factory price (2)OEM WELCOME (3)universal mobile power bank (4)promotional gift universal mobile power bankProducts features:Battery Type: Lithium-ion polymer batteryCapacity ... time: about 5-6 hours via wall adapter Compatiable: mobile phones,iPhone4/3GS PSP,MP3/MP4,NDS,GPS,PDA, etc ... timesColors: Black ,red,blue,silver Net weight: 240g 5000mAh universal mobile power bank for business use