4-in-1 functions portable mobile power bank 1,Portable,mini size. 2,Rechargeable polymer battery. 3,Led lighting. 4-in-1 functions portable mobile power bank 1. Product Specifications: ... *150*50mm,Outer Carton size:530*320*242mm,NW:6.KGS/CTN,GW:7.5KGS/CTN, 20PCS/CTN. ... the button for 4 seconds till indicator light shining red and blue by turn---> To open the bluetooth in your mobile, searching ...