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lithium battery charger

  1. Plastic box, upgrade to lithium battery charger!

    Batteries and Charging
    Make three exquisite boxes. Place the 4056 charging pad in the narrow end of the box. Put the spring on the other end and do the negative pole. Put a copper plate as a positive pole in the front end. Make a charging line. I changed the inner core of the phone line. Open two holes in...