1. Multifunctional charging capability: Provides a 1A charging current for 3.2-18.5V batteries, ensuring versatile compatibility with Li-ion, LiFePO4 and lithium titanate types. 2. Comprehensive battery management: Functions as a full charge controller for Li-ion, LiFePO4 and lithium titanate batteries, helping improve performance and service life. 3. Adjustable output current: Max load current up to 1A by changing the Rcs resistance value, offering flexibility for different applications. 4. Versatile voltage source: Works as a voltage source when the battery is missing, making it suitable for various solar power setups and ensuring a continuous power supply. Use scenarios: - Off-grid solar setups: Use as a voltage source when the battery is not connected, ensuring continuous operation of essential devices. - Battery charging and management: Charge Li-ion, LiFePO4 and lithium titanate cells across 3.2-18.5V with a controlled 1A current, supporting safe and versatile charging. - Small projects and hobby electronics: Provide a reliable 1A power source with built-in battery management for portable devices and experiments.