Name: Competitive 2200 mAh portable power supply  

                     
Instructions:
Capacity： 2200 mAh
Input： DC5.0V-600 mA
Output： DC5.3V-600 mA
Weight： 76g
Size： 88*23*23mm
Color：black, silver, blue, magenta, orange, yellow, purple
Charging time： 3-4 hours
Packing quantities：50pcs
Aluminum shell, 18650 lithium-ion batteries, microcomputer full control, static low consumption, Digital battery indication. Intelligent circuit protection while over-charge or over discharge, over current or short current. At the same time, it can stop automatically when the object is full charge. It has long life usage, which can be up to more than 500 times charge-discharge cycles.

Model:  EPPS-203a: Sanyo battery cells, 87% conversion, 24 hours aging test
Model:  EPPS-203b:BYD battery cells, 85% conversion, 8 hours aging test