Build your own homemade Powerbank

MATERIALS NEEDED:
1.Battery
2.USB Port
3.Toggle Switch
4.Female/Male head plug(charger)

PROCEDURES:
   Connect the batteries in series to give more volt. Connect positive cable of battery to the center stem of the switch, then connect negative to the charger and head plug. Connect positive cable of the charger to the right stem of the switch and positive of the head plug to the left stem of switch.
  You no longer need to wait/see your phone run down. Your convenience at your palm to control.
  I hope this instructable will solve your power out problems. Comment below if you have any problem fixing it.
         "Focus equals Power"

zealmatblog

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