Feature:1. Small and light, easy to carry out for wind temperature and air volume measurement.2. Handheld digital anemometer, 3 units of speed automatic control, free choice.3. The measurement is accurate, the industrial anemometer is more accurate, and it has an automatic shutdown function.4. Antislipping design, backlit screen, convenient to observe the measured value.5. Using plastic material, and the material has been strictly selected, it can be used with confidence.Specification:Item Type: Digital AnemometerMaterial: PlasticProduct Size: Approx. 145x52x27mm / 5.7x2.0x1.1inTemperature Resolution: 0.1Temperature Accuracy: 1.5/ 2.7Waterproof Rating: IP54Wind Speed: Level 1-12Temperature Resolution: 0.1Data Update: 1/secPower Supply: 3 x1.5V AAA Batteries (Delivered Without Batteries)Humidity: 10RH%~90 RH%.Package List:1 x TDC805 Anemometer(Battery not Included)1 x Manual 1 x Black Packaging BagNote:1. Do not drop the product.2. Working temperature: 2060/ 41403. Storage conditions Temperature: 2060/ 4140, humidity: 10 RH%75 RH%