General description This Solar Charge Controller is designed for 12V/24V systems and features a USB output of 10A. It utilizes a built-in industrial microcontroller for efficient operation and includes a large LCD display for easy monitoring and adjustments. The controller supports full 4-level PWM charging management, ensuring optimal battery performance. Technical specifications Input Voltage: 12V/24V USB Output: 10A Charging Management: Full 4-level PWM Display: Large LCD Protection Features: Short circuit protection, open circuit protection, reverse polarity protection, overload protection Current Protection: Dual MOSFET reverse current protection Usage The controller offers various working modes: [24H]: Charges the output 24 hours [1-23H]: Charges after sunset and closes after a set number of hours [0H]: Operates from dusk to dawn Adjustments can be made easily using the buttons: UP: Increases the value DOWN: Decreases the value Other information If there are any issues with the