Features: 1. This controller is designed for mixed-air solar street lighting systems. It can optimally configure wind-solar hybrid street lighting systems of various resources. Of course, controllers with some simple settings can also be used in home systems. 2. The intelligent design logo has simple structure, controllable power, stable performance and safe and reliable products. 3. Select MPPT wind charging mode, the charging efficiency is superior to the ordinary PWM mode. 4. The boost charging function solves the problem of low charging efficiency at low wind speed (optional). Professional digital intelligent control. 5. MPPT wind solar hybrid charging controller's unloading resistance, suitable for wind/solar hybrid charging controller system above 12/24V 800W fan Specification: Condition: Brand New Item Type: Wind Solar Hybrid Charge Controller Color: Shown as Picture Package List: 1 * Wind Solar Hybrid Charge Controller Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Please note that the number of gear turns in the middle of the product is shipped randomly.