1S~16S Li-ion18650 Battery Capacity Level Indicator Display Meter Module
ab 2,26 €
16S: full 67.2V. 1S: lithium 2.7V, full 4.2V. 2S: lithium 7.4V, full 8.4V. 3S: lithium 11.1V, full 12.6V. Battery indicator 1. Red and black wire connects to the positive and negative poles of the battery.
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