Uploaded December 2020 | Updated September 2026, 3 weeks ago

---

This is a very simple circuit capable of approximately measuring the charge of a 12V battery - it not uses IC, only four 1KΩ resistors and four LED Diodes

Components:
4x LED Diode
4x 1KΩ Resistors
1x Metal Wire

✅ Subscribe to my YouTube channel It's FREE!

Chapters:
0:00 - Intro
0:15 - Circuit Explanation
1:28 - Assembly
2:20 - Test


■▬▬▬▬▬ LINK & Support ▬▬▬▬▬■
✅ YouTube: youtube.com/c/Stefano91ste
✅ Instagram: instagram.com/Stefano91ste
✅ Pinterest: https://www.pinterest.it/Stefano91ste
✅ My STORE: youtube.com/c/Stefano91ste/store

Watch another video =)
● Music Keyboard: youtu.be/ajtR6eDOaQI
● LED Water Level: youtu.be/n9GB0nfwG8s
● Police Light: youtu.be/PtmEqcRbu4w
● Vu-Meter Stereo: youtu.be/l8oUQpGAOCw
● Traffic Light: youtu.be/6iRjZMHVvhs
● Vu-Meter 40 LED: youtu.be/oWB2faToGAA
● Voltage Detector: youtu.be/yRWRsSASQTc

WARNING: This video is only for demonstration. I don't take any responsibility.

#Battery #Level #LED