Simple Battery Monitor using LM324 IC

In this tutorial, we are making a good quality LM324 Battery monitor. You can make this circuit by using an LM3914 IC but that costs more

36V Battery Level Indicator

Simple Battery Voltage Monitor Circuits - Homemade Circuit Projects

Simple Electronic Thermometer Circuit using Single LM324 IC

Voltage Indicator LM324 with colourful leds!

Voltage Monitoring Circuits: A Comprehensive Overview

Low Voltage Battery Indicator circuit using LM339

LED vumeter circuit using LM324

Car Battery Monitoring Voltmeter

12v Battery Charge Level Indicator Circuit With 3914 Ic