2/5/6S 8.4/21/ 25.4V 18650 16850 Battery LED Display Capacity Indicator Module
ab 1,65 €
(Note: The first LED light is for power Indicator light). Spot Welder. 45 In 1 Sensor. With anti-transposition function, even if the positive and negative ports are connected with wrong direction and it will not burn, simply correct it.
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