DT-8880 Hot Wire Thermo-Anemometer Air Flow Velocity Meter Temperature Tester,
Operation temperature. MPH- mile/hour; knots- ( section) miles / hour. 0.2 – 55.8MPH. Records maximum/minimum readings with recall and data hold. 46.7mm x 60mm LED display. Flow range. 0.1 ℃ /0.1 ℉. 0 ℃ to 50 ℃ (32 ℉ to 122 ℉ ).