Single-Slot 18650 Lithium Battery Solar Charger Module with Protection (3.6V/3.7V/4.2V)

This innovative module is designed for charging single 18650 lithium batteries using solar energy. It supports a range of battery voltages, including 3.6V, 3.7V, and 4.2V, ensuring versatile compatibility with various battery types. The module is equipped with built-in protection features to safeguard against overcharging, over-discharging, and short circuits, enhancing battery longevity and safety. Its compact and efficient design makes it ideal for portable solar charging applications, providing a sustainable and eco-friendly power solution.