Looking for a practical wind cup? Here is our wind cup for you to choose. The simple design structure makes it easy to use. Made of durable aluminium alloy material, it is built to last. Features: - Color: Black - Material: Aluminium alloy - Size: 17.00X17.00X5.00cm/6.68X6.68X1.97in - Well-crafted from high-quality and sturdy materials, safe and practical for long-lasting use. - Low rotational resistance, precise measurements, compact size, lightweight, easy to carry and assemble. - Flexible fitting offers better sensitivity to the wind, making this Anemometer Cup convenient and practical. - The replacement wind sensor provides 360-degree wind speed measurement with low energy consumption. - Safe to use, showcasing excellent performance and strong stability. You can purchase and use it with confidence. Packing list: 1 x Replacement 3-cup Sensor (No Base)