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.<br> 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.<br> 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.<br> 4. *Comprehensive Protection*: The device includes multiple safeguards against short circuits, reverse current, and overcharging, ensuring safe operation even under harsh conditions.<br> 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