Connected Weather -Handheld Digital Anemometer Highlights Generic Brand Handheld Digital Anemometer Description: Easy to adjust area from 0.001 square meters to 9.999 square meters (0.001 square feet to 9.999 square feet) With data locked and max. / min. value display This meter can be used for manual or fixed measurement It has low battery indicator and real-time USB data download function Suitable for HVAC installation, diagnosis and optimization, installation of ventilation system, maintenance and analysis, environmental wind and temperature testing, automotive aerodynamic testing or facility maintenance Specification: Material: Plastic Overall Size (LxWxH): approx. 105mm x 48mm x 18mm / 4.13 x 2 x 0.7inch Air Speed: 0 - 30m/s, 0 - 90km/h, 0 - 5860ft/min, 0 - 65 miles d 'hour, 0 - 55Knots Resolution: 0.1m/s, 0.3km/h, 39ft/min, 0.2 hour miles, 0.1Kot Accuracy: +/- 5% Air Temperature: Range : -10 - 45 Celsius, 14 - 113F Resolution: 0.2 Celsius, 0.36F Accuracy: +/- 2 Celsius, +/- 3.6 F Power supply: 1 * 3V CR2032 battery (not included) Thermometer: NTC thermometer Temperature of operating: -10 to 45 Celsius (14 to 113 F) Humidity: less than or equal to 90% RH Storage temperature: -40 to 60 Celsius, -40 to 140 F Power consumption: more than 3mA Package includes: 1 Piece Handheld Digital Anemometer