1、Can perform accurate weather measurements in seconds, can test maximum wind speed, average wind speed. 2、It is applicable to the wind speed of drone environment, sea work place, high-rise building environment, fan manufacturing industry, etc. 3、The anemometer is ideal for weather enthusiasts or professionals to accurately measure wind speed. 4、This handy sized anemometer with a rope are convenient to carry and protective cover for better protection. 5、Featuring six - leaf blade design, it is more sensitive and accurate to measure. 6、With five wind speed units to choose from, the HD screen with backlight is easier to measure. Condition: 100% Brand New Item Type: Anemometer Material: Plastic + Electronic Consumption Current: About 3mA Wind Speed Detection: Measurement Range: 0~30m/s Resolution: 0.1 Minimum Starting Wind Speed: 0.7 Accuracy: ±5% Wind Temperature Measurement: Measurement Range: -10℃~+45℃ Resolution: 0.2 Accuracy: ±2℃ Operating Temperature: -10℃~+45℃ Operating Humidity: >90%RH Storage Temperature: -40℃~+60℃ Temperature Sensor: NTC negative temperature coefficient resistor Battery: CR2032 3.0V (not included) Size: Approx. 12.4 x 4.8 x 1.9cm / 4.9 x 1.9 x 0.7in Weight: Approx. 107g / 3.8oz 1 x Anemometer 1 x Instruction