Feature:

① . Function button

 short Press turn on/ long press turn off  .

while it on,press it to switch LED display (power,current,voltage)

default LED display power (after turn on,LED display power)

② .Micro USB QC2.0 Input ,fast charging.

③.DC Input port (DC4.0*1.7mm), fit for 5-12V input charging 

④ .QC3.0 USB Output port ,automatic identify QC device,output 5V,9V,12V                     

 ⑤.Standard USB output 5V 




Packing:

1 power bank holder (Not including 18650 batteries)


Note :

Please use 4 pcs the same brand &model, high capacity 18650 battery


Recomand Batteries- Traction Battery