* Stackable 2000mAh Power bank.
* Patent pending : Stack feature design
* It is a high cumulative capacity rechargeable battery that allows you to charge any micro USB
device( DC5V).
* It is light and handy.
* It can be working by one or group.
* Power capacity:2000 mAh,1 +1=4000 mAh
* Rated output:DC5V/1A
* Battery type:Lithium Polymer
* Quiescent current:<40UA
* Transformation rate: >85%(VIN=3.7V,VOUT=1A)
* Approval / Certification: CE,EMC,LVD,FCC,Rosh
size of product :75mmx13mm