Description:

This is a power bank kit (including circuit board and shell), not a finished product, not including the battery.
You need to buy 3 pieces 18650 battery and easy to install.
Protect your device from overload, overcharging, overheating, and short circuiting while charging.
Suitable for sports, travel and other outdoor activities, easy to charge your phone anytime, anywhere.
Made of sturdy and wearable material, and it has display screen and Micro USB cable.

Specification:

Material: ABS
Size: Approx. 9.5*6*2 cm/3.74*2.36*0.79 inch

Package Includes:

1 Set Power Bank DIY Kit

Note:

Not including the battery.
Need to assemble and welding by your own.