Large LCD display provides clear and easy monitoring of battery status, solar panel status, mode control, load output status, and parameter values. 7 working modes offer flexible control: - charging mode - light control mode - light control + time delay control mode - general control mode - manual control mode - timing control mode - test mode Automatic voltage identification: - Automatically identifies DC12V, DC24V, DC36V, and DC48V for compatibility with a range of battery systems. Large cable connections: - Large-area wiring connections support 16 mm wires, enabling easy installation and reducing losses from current and voltage drop. Use scenarios: - Off-grid solar installations for cabins, sheds, or remote equipment, where easy monitoring and mode selection streamline operation. - Outdoor lighting or security setups using light control or time delay modes to automate illumination. - RV, boat, or home battery systems that require quick, reliable 12/24/36/48 V compatibility and straightforward wiring.