Basic Values: The anemometer's wind speed accuracy is ±5%, alarm setting range is 3 to 10, wind power display range is 0 to 10, and input voltage is 100–240V. Three-Blade Fan Type: This anemometer uses a three-blade fan for wind speed measurement, providing accurate 360° wind speed readings. Wide Measuring Range: The wind speed alarm meter features a wide measuring range and strong resistance to electromagnetic interference. Power Failure Memory Function: The digital circuit uses a CMOS chip with power failure memory, retaining settings during power interruption. ABS and Aluminum Construction: The anemometer body is made of aluminum alloy and ABS casing, offering protection against rain, dust, and impact. Item Type: Anemometer Wind Level Accuracy: Level 0.3 Alarm Settings: 3–10 Levels Wind Power Display: 0–10 Levels Accuracy: ±5% Starting Wind Speed: 0.7 m/s Plug: US Plug (100–240V) Display Parameters: Wind Speed, Wind Power Working Temperature: –30°C to 65°C Input Voltage: 100–240V Color: As Shown Material: ABS and Aluminum Alloy Package Contents: 1 x Anemometer Note: Color may vary slightly due to monitor settings and lighting conditions. Measurement tolerance: ±1–3 cm.