B5V 3 Slot 18650 Battery Box Case DIY Power Bank Charger Shell Free Welding Case

Features:
MICRO+TYPE-C dual input/USB dual output.
Circuit board transparent design, compact and convenient, new transparent appearance design.
Two USB ports, can charge two cell phones at the same time, compatible with mainstream cell phones/tablets/headphones on the market, multiple devices.
Circuit board + outer box, welding-free, directly into the 18650 battery can be used. (18650 battery not included)
Outdoor sports/outdoor traveling/daily use/school use etc.

Specifications:
Input: 5V2A
Output: 5V2A

Note: That the capacity of each battery must be the same, do not put the battery upside down, otherwise it will damage the motherboard, (the shrapnel is the positive, and the spring is the negative), please put it in correctly, there is no second chance, the shell cannot be disassembled twice, please fix it once !

Package include:
1* Power Bank DIY Shell Case (battery not included)

 

If you have any doubts or uncertainty about this item, contact us with no hesitation, we are always here and will solve your problems.

Thanks and wish you a nice day!