Portable Digital Anemometer Application: Installation, debug and repair for refrigeration industry, ventilation duct, environment monit-or, navigation measurement, weather forecast, collection of the weather datum for outdoor busywork and fire department.Display 0.5”(13mm)4-digitLCDMeasurement unist Air Velocity:m/s,km/h,ft/min,knotsAir Flow:CMM(m3/min) CFM(ft3/min)Beaufort scale:ForceWave Height ...