1. *Versatile Compatibility*: This solar charge controller is designed to seamlessly work with 12V and 24V systems, accommodating various solar panels up to 390W and 780W, making it ideal for diverse solar setups. 2. *Intelligent Management*: Equipped with an advanced industrial microcontroller, the device automatically manages the operation of solar panels and batteries, ensuring performance through a simple onebutton setting and digital display. 3. *Enhanced Efficiency*: Featuring a builtin temperature sensor and aluminum alloy for heat dissipation, this controller delivers reliable performance, while two USB ports provide convenient charging for mobile devices at 5V 2A. 4. *Comprehensive Protection*: The device includes multiple safeguards against short circuits, reverse current, and overcharging, ensuring safe operation even under harsh conditions. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store