| capacity | 4000mah cool power bank |
| battery | li-polymer battery |
| material | alloy |
| input | 5V 1A |
| output | 5V 1A |
| size | 113*68*8mm |
| weight | 128g |
| colour | black,silver,gold,blue,rose,red |
| certification | CE,ROHS,FCC |
Contact us:
Email to sale@cnpowerbanks.comTelephone:+86 755 25608673
Address:Floor 8,huguang building,Longgang Road, Shenzhen China