4s 16.8v 40A BMS 18650 Li ion battery Pack - voltage balance with protection board | POWER GEN

in this video show the how-to making the 4s 16.8v 40A battery pack using 4S BMS 18650 Li-ion battery cell and voltage balance with protection board and 18650 Lithium Battery Bracket

material buy the following a link
4S 16.8v BMS Li-ion battery charger board

  Banggood - http://bit.ly/36ohkWD
  Amazon - https://amzn.to/2QlsjdI

18650 Lithium Battery Bracket

 Banggood - http://bit.ly/2MVD8RB
 Amazon - https://amzn.to/2rPZcFQ

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buy more material by the following a link
Power Bank -
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        amazon - https://amzn.to/2LYRMZh
18650 Li-ion 3.7v battery
 banggood - https://www.banggood.in/custlink/vDKv...
        Amazon - https://amzn.to/2XQsMWC
TP4056 Li-ion Battery Charging with Protection Board
         Banggoog - https://www.banggood.in/custlink/KKGm...
         Amazon - https://amzn.to/2YL6bvz
DC-DC 12-35V 150W Boost Adjust Module -
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   amazon - https://amzn.to/31DGcYb
3S 20A Li-ion  Battery 18650 Charger PCB BMS Protection Board 12.6V Cell -
              Banggood - https://goo.gl/7jfnBM
             Amazon -  https://goo.gl/uy6YwM
LM2596 dc-dc buck converter step down module =
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           Banggood - https://goo.gl/eg6WSn
MINI DC 0-32V 3-Digital LED Display Volt Meter
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           Amazon - https://amzn.to/2P6vR12
Solar LED Wall light
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MT3608 2A dc-dc Step Up Boost Power Module  =  
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            Banggood - https://goo.gl/pKbCHe
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• #battery_pack
• #active_components
• #battery_management