1、Suitable for a variety of scenarios, such as wind power generation, nautical measurement, outdoor environment detection, various fan manufacturing, ventilation systems and other fields. 2、Low friction bearing technology, eight blades, wider blade diameter, more accurate measurement and more sensitive response, giving you a great using experience. 3、Support backlight display, easy to read the number even in the situation of strong light and dark night. 4、The size of the anemometer is so mini,and it has compact and lightweight design, easy to carry, very convenient for you. 5、Made of high quality plastic mateial, durable and reliable, you can use it for a long time, very practical. Condition: 100% Brand New Item Type: Anemometer Material: Plastic Color: As Pictures Shown Model: HT625A Wind Speed Measurement Range (Resolution): Approx. 0.40-30.00m/s (0.01) Approx. 1.4-144km/h (0.01) Approx. 1.3-131.2ft/s (0.01) Approx. 0.8-7.7knots (0.01) Approx. 0.9-90mile/h (0.01) Approx. 78-7874ft/m (1) Approx. 0-9999CFM Accuracy: ±(2%+30) Battery: 3 x AAA Batteries(not included) 1 x Anemometer 1 x Manual