General Description: The solar controller is an intelligent regulator designed to efficiently manage solar energy systems. It is compatible with 12V and 24V voltages and can charge devices via a dual USB port, providing up to 5V and 2.5A for mobile phones, tablets, and computers. This controller is equipped with multiple protections to ensure the safety and durability of your solar system. Technical Specifications: Item Type: Solar Controller; Material: ABS; Standard Rated Voltage: 12V/24V (adjustable between 11.1V and 12.8V); Maximum Photovoltaic Voltage: 50V; Maximum Charging Current: 30A; Maximum Power: 390W (12V), 780W (24V). Compatibility and Accessories: Compatible with solar energy systems. Ideal for smart homes, solar chargers, solar ventilation systems, solar light boxes, solar display panels, solar warning lights, etc. Installation: No specific installation information provided. Usage: This controller allows you to: Automatically manage the operation of solar panels and batteries; Display status and data on a large LCD screen, including charging and discharging current, power generation, and temperature; Adjust charging and discharging parameters with light control and timer functions; Remember user-defined settings even when the battery is discharged. Other Information: Overcurrent and short-circuit protection; Reverse connection, low voltage, and overload protection; 3-level PWM charging management