How To Make 12V Battery At Home Using 3s 10A BMS Circuit From 18650

How to make 12V battery at home using 3S 10A BMS circuit from 18650 lithium ion battery. Gharpar 12v battery kaise banaye?

3S 12v 10A BMS :- 

https://amzn.to/2RTVRTf

12v DC motor RS-555 :-  

https://amzn.to/3gMx2Bc

DC power socket :–

https://amzn.to/3zPEX9J

DC switch :–   

https://amzn.to/3gNOcOP

18650 3.7V  Lithium Battery :-               https://amzn.to/3dddwgb