1) 2200mah power bank 2) For mobile phone ,digital products 3)Portable&light weigh 76g 4).External power bank 5).moq:10pcs 2200mah portable mobile power bank for mobiles,MP3/MP4,PSP ... 23 x 23mm Weight:76g It can be charging for mobiles,MP3/MP4,PSP,GPS and all with DC ... gifts among friends,relatives,customers or leaders..etc 2200mah portable mobile power bank for mobiles,MP3/MP4,PSP,GPS and all with DC ...