CentIoT - 4S 16.8V Battery Power Indicator - 18650 Li-ion lipo Lithium Battery Capacity Indicator Power LED Display PCB Board Meter Tester - with switch (4S 16.8V NMC)

•Battery Type: Lithium ion batteries (3.8V to 4.2V)
•4S-16.8V Voltage Range L1:8V-10V L2:10V-13.0V L3:13.0V-15.0V L4:15.0V-16.0V L5:16.0V-16.8V
•Release the finger, the LED light will go out, the light board line will be off, no current will pass; The board has a reverse connection function, and the line is not connected to the wrong one. It can be adjusted.
•Press or hold the red button with your finger during charging or discharging; the ED lamp lights up, and the current through the lamp board is about 30mA;
•There are 5 small lamps, which display the power, which is suitable for the reverse battery lithium battery power prompt.

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NewCentIoT

•Battery Type: Lithium ion batteries (3.8V to 4.2V)
•4S-16.8V Voltage Range L1:8V-10V L2:10V-13.0V L3:13.0V-15.0V L4:15.0V-16.0V L5:16.0V-16.8V
•Release the finger, the LED light will go out, the light board line will be off, no current will pass; The board has a reverse connection function, and the line is not connected to the wrong one. It can be adjusted.
•Press or hold the red button with your finger during charging or discharging; the ED lamp lights up, and the current through the lamp board is about 30mA;
•There are 5 small lamps, which display the power, which is suitable for the reverse battery lithium battery power prompt.

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