Simple But Powerful Rechargeable PowerBank

It's My First Instructable I wish that you all support me . PowerBank is very useful Gadget Today I am going to make simple and powerful PowerBank with some simple components



let's make it.

what we need for PowerBank

1. 4x lithium Ii-ion Batteries
2. 2x Tp4056 li-ion Charge Controller
3. 1x lm7805 Power Regulator
4. 2x25v 1000uf capacitor
5. 1x Diode 4007

Solder two Batteries Positive terminal to positive and negative termination to terminal in parallel and same with other two Batteries that increase mAh of powerbank

solder that pairs of batteries with negative to positive and left another negative and positive

Now connect Tp4056 with both stack positive and negative so on

Now make 7805 circuit and connect with battery stack with on off switch

Check the output with Multimeter if not getting desired result check the all steps carefully