Features:

 USB connect with computer for real time data uploading functions.

 Precisely measuring and it can store up to 50,000 groups of data.

 This meter is a digital anemometer for measuring the wind temperature, humidity, wind speed, and air volume.

 Professional measuring instrument with large LCD screen and backlight, multi-unit switching functions.

 Wind speed unit is switchable: m/s, km/h, mil/h, ft/m, ft/s or knots.

 Area unit is switchable: m2, ft2.

 Temperature unit is switchable: Celsius(°C) or Fahrenheit(°F).

 Air volume unit is switchable: CMS, CMM, CFM.

 This meter has the functions of reading hold, maximum, minimum, etc.

 It has a low battery indicator.

 Specifications:

 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

 Package List:

 1 * Multifunction Digital Anemometer

 1 * Portable Bag

 1 * CD

 1 * USB Cable

 1 * User Manual(English)