Drawing on and absorbing advanced control technologies at home and abroad, it is a product with strong practicality, complete functions and high reliability. It features light weight, small size, stable charging, high efficiency, strong shock resistance, and protection functions such as short circuit, reverse connection, overheat and overload. Adopt a reasonable charging curve and single-chip microcomputer control technology to control the charging process, ensuring that the battery is fully charged and extending its service life.