Model: D528B Brand: DOCA Color: Blue/black/sliver/red Capacity:8400mAh Battey type: Grade A 18650 cell Fit model:Fit for charging digital communications products with DC-5V input. Packing: Crystal box Input:5V-1A Output:5V-1A/5V-2.1A Certification: CE,ROSH,FCC Delivery time: 15-20days Payment: T/T,Western union Skype: broadbattery1