Product Model:OKY3399-0
1/2/3/4/5 Series 18650 Polymer Power Indicator Board 12V Lithium Battery Power Indicator
Product Description
1.This product is used to measure and indicate the power of 3 lithium batteries.
2.Of course, it can also measure the power of lithium battery packs with 3 strings and multiple parallels. It detects the current voltage of the lithium battery, and then controls the different number of LEDS to light up to indicate the current voltage value of the lithium battery.