21700/18650 Hochstrom Zum Selbermachen Kit Li-Ionen Batteriehalter Energiespeicher Halterung
ab 15,87 €
D, 21700 battery length 70mm (MAX). B. 18650 battery length 65mm (MAX). Positive and negative: M3-12MM + M3 nut + spring (steel). The product supports parallel connection, series connection, and can use copper wire with lugs to complete the connection.
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