Widely Used: Three cup wind for speed is a special meteorological measurement tool. It can be widely used in plant wind for speed measurement, meteorological monitoring wind for speed and wind measurement and so on. Cup Wind Sensing: This wind for speed uses fan for wind for speed measurement, enabling degree wind for speed measurement with high accuracy. Due to weight and reduced friction, it can improve the sensitivity and for ensure the accuracy of the measurement. It is characterized by low consumption, stable and high efficiency. This enables the wind for speed to work stably for a long time. And Anti: INTERFERENCE Equipped with an 8M cable, this wind for speed is and strong anti interference ability, allowing it to work normally in various environments. We offer a return refund service. If you are not satisfied with your shopping experience or product, we invite you to contact us so we can fix the problem. Summary Of Selling Points: The wind cup of the wind is easy to install and can accurately measure the wind for speed