1. Basic Values: The anemometer's wind speed accuracy is 0.3, the alarm setting is 3 to 10, the wind display is 0 to 10, and the input voltage is 220V. 2. Three-Blade Fan Type: This anemometer uses a three-blade fan type wind speed measurement, measuring 360 wind speed with high accuracy. 3. Wide Measuring Range: The wind speed alarm meter has a wide measuring range, strong anti-interference ability, and anti-electromagnetic interference. 4. Power Failure Memory Function: The digital circuit of the wind speed alarm meter uses a CMOS chip with a power failure memory function, which can save time and energy. 5. ABS Alloy and Aluminum Material: The main body of our anemometer is made of aluminum alloy and an ABS casing, which is rain, dust, and collision-proof. 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: -30-65 Input Voltage: 220V Please check as much as possible to make sure the item is what you need. Color:As Shown Material:plastic Package Contents: 1 x Anemomete set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.