Portable USB Power Bank Case Charger Box 4X 18650 Battery Case DIY Shell 3 Color
ab 7,50 €
Place 4 18650 flat head batteries and solder free DIY battery cases. (batteries not included). 1: Battery that can be used: 18650 lithium battery(without protective plate). The motherboard is equipped with anti installation protection, and the battery is installed backwards without burning the motherboard.
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