HI FRIENDS,i am back with new idea that is rechargeable power bank with LCD DISPLAY BUT WITHOUT TP4056 OR ANY SEPARATE POWER BOOSTER MODULE.I THINK YOU WILL LIKE THIS INSTRUCTABLE.

Step 1: STEP - 1 -:COLLECT ALL MATERIALS

HI FRIENDS let's get started by colleacting materials

The materials are given with link you can buy from link because this pcb is rare on offline retail market

WE NEED -

1) USB 5V 1A 2.1A Mobile Power Bank PCB 18650 Battery Charger Module with LCD

INDIA LINK -

http://www.ebay.in/itm/302290852648_trksid=p206035...

WORLD LINK - https://www.amazon.com/Dual-USB-Power-Bank-Board/d...

2) 18650 li-ion battery (this is prefered battery and you can also use laptop battery)

INDIA LINK - http://www.amazon.in/Green-Energy-18650-3-7V-2200m...

WORLD LINK - https://www.amazon.com/EBL-Lithium-ion-Discharge-R...

3) BLACK TAPE - AT ANY ELECTRONIC STORE

4) scissors

Step 2: STEP 2 - NEED TO KNOW ABOUT PCB

Features:

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.Motherboard comes with protection function: Charging overcharge protection, over-discharge protection, overcurrent protection.Intelligent output device after charging full, automatically stop charging, to prevent mobile phones overcharge.Output voltage and current stable, will not harm user devices.

Specifications:

Micro USB input: 5V 1AUSB Output: 5V 2.1A / 5V 1A(Dual USB interface)

Charging display: intelligent digital displayBatteries

Type: liquid lithium-ion batteries (18650)

Product Size: 57mm x 28mmScreen size:27mm x 17mm