3PCS 4S Li-Ion Battery Meter Monitor Level Indicator Module Battery Power Tester for Voltage Display

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 2% 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

• Ultra-thin power display, 5 LED indicators, the display is more intuitive and more beautiful.
• 4S Li-Ion Battery: Battery voltage > 13.4V 1 blue light on , battery voltage > 14.2V 2 blue lights on , battery voltage > 15V 3 blue lights on , battery voltage > 15.8V, 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 -10℃-65℃
• Weight: 8g, length, width and height dimensions: 40*15*2.5mm