Function: 1. [Advanced Control] This solar charge controller utilizes an industrial-grade main control chip and features a large LCD display, allowing for adjustable charging and discharging parameters. 2. [3-Stage Charging] Equipped with a complete three-stage charging management system, this controller ensures efficient and optimized charging for your solar panels. 3. [Multiple Protections] Built-in over-current, short-circuit protection, open-circuit, and reverse polarity protection; all protection mechanisms are self-resetting, causing no damage to the controller. 4. [Low Heating] The solar panel controller is fitted with a dual MOS anti-backflow circuit, minimizing heat generation and ensuring reliable and safe performance. 5. [User-Friendly] With a clear display, this controller can easily switch modes and parameter configurations, suitable for various applications including residential, industrial, and commercial settings. Specification: Item Type: Solar Charge Controller Material: ABS USB Output: 5V 3A Standby Current: <10mA Working Temperature: -35~+60℃. Package List: 1 x Solar Charge Controller 1 x User Manual