Features 1??[High Efficiency] MPPT and boost charging, high efficiency tracking chip can effectively improve the charging efficiency of wind turbines, solar and wind energy, while charging and using electricity at the same time. 2??[Intelligent] Fan PWM stepless unloading, external unloading device, solar energy intelligent disconnection charging, automatic matching of wind turbines charging, supercharged MPPT technology, under low wind speed, the power of wind turbines can still be used 3??[Multifunctional] LCD large screen digital display, which can display battery, fan, solar energy, load voltage and current information, some parameters can be set. 4??[Full Protection] Selective switching between Chinese and English, universal for multiple types of batteries, lockable voltage, complete protection functions, the internal circuit board of the controller can be dustproof and anti static, and the load output can be adjusted in various working modes. 5??[Stable Performance] Controller dual power supply function, battery and solar power supply, with resistance and resistance connecting line, effectively protect battery and windy weather. Specifications Item Type: Wind Solar Hybrid Charge Controller Host Size: Approx. 174 x 145.5 x 70 mm / 6.9 x 5.7 x 2.8 in Shell Color: Green Material: ABS System Rated Voltage: 12/24V automatic identification Model GPI-4030 GPI-6060 GPI-1010K Battery Voltage 12V 24V 12V 24V 12V 24V Wind Turbines Rated Power 200 400 300 600 500 1000 PV Module Rated Power 150 300 300 600 500 1000 Maximum Input Voltage: Wind turbines