The TP4056 module is a compact, efficient charging circuit designed for single-cell lithium-ion batteries. It features a TP4056 IC that manages charging via USB input, providing constant current and constant voltage charging modes. Integrated safety features include overcharge, over-discharge, and short-circuit protection, ensuring battery longevity and user safety. Widely used in DIY electronics, IoT devices, and portable gadgets, the TP4056 module simplifies battery management by automating the charging process. Its small size, ease of integration, and reliable performance make it a preferred choice for hobbyists and professionals seeking safe lithium-ion battery charging solutions.