Feature 1HIGH EFFICIENCY CONVERSION: Efficient conversion with the latest MPPT technology, achieving over 98% conversion efficiency to fully utilize every inch of sunlight for long lasting battery charging power. 2FLEXIBLE VOLTAGES OPTIONS: Supports multiple voltage settings, including 12V, 24V, 36V, and 48V, making it adaptable to various needs. Whether you're powering a small RV or a large yacht, this controller can easily handle your requirements. 3INTELLIGENT PROTECTIVE SYSTEM: Built in multiple protective mechanisms including overload, short circuit, and over temperature guard to effectively extend battery life and ensure equipment safety during travel. 4USER FRIENDLY INTERFACE: Designed with an intuitive display and easy to read numbers, allowing you to clearly see the battery voltage status, making it easy for users to stay informed. 5RUGGED CONSTRUCTION: Built to withstand outdoor elements, the metal MPPT controller features a robust and weather resistant design, ensuring dependable performance even in harsh conditions.Item Type: MPPT ControllerMaterial: ABS, MetalApplication: MPPT series solar charge controller is developed with advanced Maximum Power Point Tracking (MPPT) technology, designed specifically for solar panel battery charging systems, with a conversion efficiency of up to 98%.Charging Mode: MPPT pulse width modulation chargingProtective Function: Prevent charging, over voltage, DC output low voltage, high voltage guard, reverse connection guard, etcCompatible Battery Type: Gel BatteriesScope of Application: Rv, Van, Boat, Marine, Solar Station System, Energy System, Home Use, etc Package List1 x MPPT Controller1 x User ManualNoteCharge 12V 24V 36V 48V batteries, automatically adapt to the battery or set the charging according to the battery voltage value. When installing for the first time, please ensure that the battery has sufficient voltage in order to start and automatically set the controller parameters. Must connect the battery and set the memory before use.