Mastech MS6252B Portable Digital Anemometer Handheld LCD Electronic Wind Speed Air Volume Measuring Meter with Temperature and Humidity Display USB Data Upload Backlight

Features:
Professional digital anemometer with built-in high quality T&RH sensor which indicates air temperature and relative humidity.
Used for measuring ambient temperature, humidity, dew point temperature, wet bulb temperature, air volume and wind speed.
Various units for options: units of area (m2, ft2), units of wind speed (m/s, km/h, mil/h, ft/h, ft/s, knots), units of air volume (CMS, CMM, CFM) and units of temperature (Celsius degree, Fahrenheit degree).
Supplied with a specially designed storage bag for you to carry and protect the instrument.
Ideal instrument for windsurfing, sailing, fishing, kite flying and mountaineering, etc.
Can also be used for industrial and home purpose such as measuring wind speed and temperature of CPU computer fans, air conditioners, air blowers, etc.
And it can also turn off its power automatically. You can long press the FUN button to open or close its function of automatic power off.
Specifications:
Working mode: wind speed frequency conversion
Display: large screen LCD
Sampling time: approx. 0.4 seconds/ time
Power supplied by: 1 * 9V 6F22 battery (not included)
Operating temperature: 0 degrees centigrade to 40 degrees centigrade Operating humidity: 0 to 85%RH (non condensing)
Detector working temperature: -20 degrees centigrade to 80 degrees centigrade
Detector working humidity: 0 to 95%RH (non condensing)
Storage temperature: -10 degrees centigrade to 50 degrees centigrade
Storage humidity: 0 to 80%RH (non condensing)
Certificate: EMC
Product size: approx. 17 * 8.5 * 3.8cm/ 6.7 * 3.3 * 1.5in
Product weight: 165/ 5.8oz
Package size: 18.2 * 11 * 6.2cm/ 7.1 * 4.3 * 2.4in
Package weight: 376g/ 13.2oz
Packing list: 1 * Digital anemometer 1 * USB cable 1 * Storage bag 1 * ROM CD 1 * User manual