5V 1A Power Bank Charger Step Up Boost Charging Circuit Module Lithium Battery DIY Power Bank Module in Pakistan

Description

This is the mobile power module Accessories, 18650 Circuit board shell. Meet the individual needs of your DIY, but you must understand basic electronic assembly. The use of the positive B + and b-negative welding note cannot be canceled Batteries: polymer battery 18650 lithium battery cell phone battery Tablet battery MP3 battery can be connected to a lithium battery can also be connected in several sections of lithium batteries, as long as the voltage is 3.7-4.2 V in parallel