PEAKMETER Multifunction Digital Anemometer Professional Wind Speed Meter LCD Digital Anemometer Air Volume/Temperature/Humidity

OverviewSpecifications: Material: ABS+TPE m/s(meter per second): 0.80 ~ 30.00 ±(2.0% reading+50 characters) ft/m(feet per minute): 78 ~ 5900 ±(2.0% reading+5 characters) ft/s( feet per second): 1.30 ~ 98.50 ±(2.0% reading+50 characters) km/h(kilometer per hour): 1.40 ~ 108.00 ±(2.0% reading+50 characters) mil/h(miles per hour): 0.90 ~ 67.20 ±(2.0% reading+5 characters) Knots(nautical miles per hour): 0.8 ~ 58.30 ±(2.0% reading+50 characters) Air Temperature: -10 ~ 60°C ±1.5°C/-14 ~ 140°F ±2.7°F Air Relative Humidity: (20 ~ 80)%RH ±3%RH@25°C/(＜20 or >80)%RH ±5%RH@25°C Resolution: 0.01m/s; 1ft/m; 0.01knots; 0.01km/h; 0.01ft/s, 0.1°C/0.1°F, 0.1%RH CFM: 0 to 99990/0 to 9.999ft2 CMM: 0 to 99990/0 to 9.999ft2 CMS: 0 to 9999/0 to 9.999m2 Work Height: Maximum 2000m Work Mode: Frequency of wind speed conversion Display: LCD Maximum Show Value: 9999 Sampling Time: About 0.4s/time Flow Area Setting: Yes MAX/MIN Function: Yes Display Back Light: Yes Auto Power Off: Yes °C/°F Selection: Yes Ambient, Dew Point & Wet Bulb Temperature Selection: Yes Low Battery Indication: Yes USB Interface: Yes Power Supply: 1 * 9V 6F22 Battery (NOT Included) Operation Environment: 0°C ~ 40°C, 0 ~ 85%RH(no moisture condensation) Detector (fan) Operation Environment: -20°C ~ 80°C, 0 ~ 95%RH(no moisture condensation) Storage Environment: -10°C~50°C, 0~80%RH(no moisture condensation) Item Size: Approx. 16.5 * 8.5 * 3.8cm / 6.5 * 3.4 * 1.5in Item Weight: Approx. 153g / 5.42oz Package Weight: Approx. 354g / 12.47oz Package Size: Approx. 19 * 11 * 6.5cm / 7.5 * 4.4 * 2.6in