We are offering power bank.
3000mah power bank w/3tips -pb001s
cell type: 1pcs li-ion 18650 samsung cell
battery size: 24*33*77mm
battery weight: about 79g
color: blackwhite (optional)
battery capacity: 3000mah
rated input: dc5v/1a
rated output: usb 5v/1a
accessories:3 tips+1 usb cable