- Built-in industrial microcontroller for reliable, easy-to-use control in charging applications - Large LCD display provides clear status readouts and the 5V USB charging output enables convenient charging of USB devices - Complete PWM charge management for efficient, controlled charging and better battery life - Dual MOSFET reverse current protection prevents unwanted discharge when input power is removed and helps keep heat generation low - Built-in protection suite includes overcurrent, short-circuit, open-circuit, reverse protection and overload protection to safeguard devices and batteries - 5V USB charging output suitable for powering or charging USB devices in a compact charging solution - PWM charging management supports safe operation across typical charging scenarios - Protection features guard against common faults, helping ensure reliable performance in daily use - Use scenarios - Bench prototyping and testing: integrate into a charger for development projects; the LCD shows status at a glance while the USB output powers test devices - On-site charging: a compact solution for charging USB accessories or small rechargeable packs in a workshop or field environment, with multiple safety protections and low heat - Hobbyist charging station: part of a small, safe charging station for DIY projects requiring monitored charging and reliable protection