Red Means Charging, Green Means Full | Simple Battery Charging Indicator Circuit
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YouTubeVBsemi
Red Means Charging, Green Means Full | Simple Battery Charging Indicator Circuit
Learn how to build a simple battery charging indicator circuit using two LEDs, a resistor, a diode, and a USB cable. When the red LED lights up, your battery is charging — and once the green LED turns on, it’s fully charged! 🔋 This tutorial explains the working principle behind dual LED charging indicators, showing how current flow ...
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