Features 1、EXTENDED LIFE: 12V 24V system voltage is automatically recognized, and the upgraded 3 stage PWM charging algorithm is used to perform periodic or over discharge equalization charging on the battery, effectively preventing battery imbalance and vulcanization, and prolonging battery life 2、VARIOUS PROTECTION FUNCTIONS: Temperature compensation is adopted, and charging parameters can be automatically adjusted. A variety of load working modes are convenient for the product to be suitable for different types of loads. The product provides overcharge, overdischarge, overload protection, short circuit protection 3、INTUITIVE OPERATION: With advanced load starting method, large capacity loads can be started smoothly. Provides a dot graphic LCD screen and a one key human machine interface. User friendly browser and dynamic interface design to ensure convenience and speed 4、STRONG ADAPTABILITY: With an industrial grade design, the product can work normally in a variety of harsh conditions. With TVS light protection 5、CLEAR AND ADJUSTABLE: Equipped with LCD display, which can clearly display status and data, can easily switch modes and parameter configuration, with backlight, can adjust charging and discharging parameters, with power off memory function Specifications: Item Type: Solar Charge Controller Material: ABS Charging Type: PWM Maximum Charge And Discharge Current: 30A Maximum Photovoltaic Input Power: 390W (12V), 780W (24V) Standby Consumption: ≤12mA Working Temperature: -20℃-+55℃ Terminal Wire Gauge: 28 - 10AWG Waterproof Grade: IP32 Applicable Scenarios: Solar photovoltaic systems such as home power generation, base stations, RVs, yachts, ships, etc. Package List 1 x Solar Charge Controller 1 x User Manual