3PCS 3S Li-Ion Battery Percentage Indicator Board Battery Indication Module for LED Voltage Display, Red
Li-Ion Battery Level Indicator Module for LED Voltage Display Meter feature:
Display power parameters: (The following data are reference values, there will
be a 2percent error range) (Note: N represents the number of batteries in
series, such as a lithium-ion battery, N equals 1, two batteries in series N
equals 2) 1. When the battery voltage exceeds Nx3.35V, 1 grid of power will be
on 2. When the battery voltage exceeds Nx3.55V, it will light up 2 bars of
power 3. When the battery voltage exceeds Nx3.75V, it will light up 3 bars of
power 4. When the battery voltage exceeds Nx3.95V, it will light up 4 grids of
power 2S battery voltage fully charged 8.4V Display: 5 LEDs Size:
1.5x4cm/0.59x1.57inch Weight: 8g Package Included: 3pcs Li-Ion Battery Level
Indicator Module
 
Product Features
  

         
Ultra-thin power display, 5 LED indicators, the display is more intuitive and more beautiful.
         
3S Li-Ion Battery: Battery voltage > 10V 1 blue light on , battery voltage > 10.6V 2 blue lights on , battery voltage > 11.25V 3 blue lights on , battery voltage > 11.8V, 4 blue lights on
         
Connect the positive and negative poles of the display board to the positive and negative poles of the battery to be tested. Lightly press the red button with your finger, the IED light is on, and the battery level is displayed in real time. Release your finger, the LED light will turn off after a delay of 10-15 seconds. Static operated does not consume power.
         
With reverse polarity protection, allowable error 2%, 4-stage power 25% 50% 75% 100%, working current 30mA, working temperature -10C-65C
         
Weight: 8g, length, width and height dimensions: 40*15*2.5mm