... x 22.5mm Weight: 146g 5v portable power pack for moblie phone, MP3/4/PDA etc2000mah lithium rechargeable batteryAluminum alloy shell, ... easy to carry, 50pcs MOQ.5v portable power pack for moblie phone, MP3/4/PDA etc4400mah lithium rechargeable batteryAluminum alloy shell, ... 5 color available.Charge for mobile phone, MP3 etc. Quick charge, easy to carry, 50pcs ...