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YouTubeTech StudyCell
Auto Power Switching using Relay with Lithium Battery | DIY Auto Backup Light circuit
In this video, we will make a DIY Auto Backup Light Circuit using a DPDT relay and lithium battery. This is a very practical project for areas where power cuts are rare and last only a few minutes. Instead of spending money on a large inverter system, you can easily build this low-cost automatic power switching circuit at home. Here I have used ...
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