Extech Instruments Thermo-Anemometer Field Master & Vane Probe 451112 & Case

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Extech 45118 Mini Thermo Anemometer Digital Vane Probe Wind Speed

Handheld Digital Anemometer Wind Speed Meter 0.3-30m/s Wind Temp Data Recording

Anemometer Digital Wind Speed Cup Meter Gauge 1.3 ~ 81KTS & Temperature Tester

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Thermo-Anemometer By Extech model 451104

Digital Anemometer Air Flow Meter LCD Wind Speed Gauge Handheld Thermometer