Tragbare USB Power Bank Hülle Ladegerät Box 4X 18650 Akku Etui Zum Selbermachen Hülle 3 Farben
ab 9,48 €
Place 4 18650 flat head batteries and solder free DIY battery cases. (batteries not included). The motherboard is equipped with anti installation protection, and the battery is installed backwards without burning the motherboard.
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