12V lithium battery car battery dry battery 2 5 string lithium battery power indicator power indicator board

Product voltage range:
-L1 1.5 8.99 V
-L2 9 v
-L3 10 v
-L4 10.6 V
-L5 11.4 V
-During charging or discharging, gently press the red button with your finger and the LED light is lit. At this time, the circuit of the lamp board passes through the current of about 30mA.
-If you release your finger, the LED light will go out and the circuit of the lamp board will be off. No current will pass through.
-The board has the function of reverse connection. There is no problem with the wrong connection of the lines
-A total of 5 small lights, show the power, suitable for inverse converter lithium battery power prompt!