4S 18650 Li-po Lithium Battery Capacity Indicator Module Hi-Watt 9V Battery With 5V Buzzer 1x 8Ohm / 0

1x 8Ohm / 0

Rated for 3A per Pin: Handles power and signal lines with ease

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4S 18650 Li-po Lithium Battery Capacity Indicator Module Hi-Watt 9V Battery With 5V Buzzer 1x 8Ohm / 04S 18650 Li po Lithium This battery type capacity indicator module display shows the display is more intuitive and more beautiful. A wider range of applications, nickel metal hydride batteries, 18650 and polymer lithium battery packs, lead acid storage, electric vehicle batteries, electric equipment can be used. This display has a reverse connection function, even if the positive and negative connection will not burn. To use the display just connect