Description
The 134N3P Micro USB 5V Powerbank Module is a compact lithium battery charging and boost converter board designed for powering and charging single-cell (3.7 V) Li-ion or Li-Po batteries. It integrates both a charging circuit and a 5 V boost converter, allowing it to function like a mini power bank module. This makes it ideal for science experiments, school projects, and DIY electronics.











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