Specification: Thank you for choosing the dual MPPT wind solar complementary solar charging controller. This product adopts advanced high-speed processors and MPPT control algorithms, which can ensure MPPT charging at low wind speeds. It has the characteristics of high response speed, high reliability, and high industrial standards; The controller adopts a color screen design, which displays more comprehensive information and a clearer display interface. The controller supports WIFI module and GPRS module expansion to achieve APP cloud monitoring. This controller is suitable for automatic control of charging and discharging in solar off grid systems, and can be applied in multiple fields such as communication base stations, household systems, street lamp systems, and field monitoring. Product Features The display screen adopts a color screen design, which displays information more comprehensively, the display interface is clearer, and the button human-machine interface and operation settings are more convenient; The MPPT control algorithm used for wind turbine charging can ensure MPPT charging at low wind speeds; The photovoltaic charging adopts advanced MPPT maximum power point tracking technology, with a tracking efficiency of not less than 99.5%. Compared with ordinary PWM algorithms, the efficiency is improved by 15-20%; RS485 communication, which can provide communication protocols for customers to integrate management and secondary development; The controller's operating parameters can be viewed and set through the mobile app (optional); It has comprehensive protection functions such as overcharging, overdischarging, and overload; Lead acid batteries, ternary lithium batteries, lithium iron phosphate, and custom four types of battery charging methods are available for selection; Various load control methods, output power and time can be set; L has wide adaptability, adapting to day and night; Fan charging has battery activation function: when lithium batteries such as lithium iron phosphate or ternary lithium (with BMS) are under voltage protection, they can be connected to the fan/photovoltaic activated BMS battery pack to achieve normal charging. Package Included: 1 set of x Wind Solar Hybrid Charge Controller(As you choose) 1 x English manual