3M 37001, Combination Dual Airline Back-Mounted Breathing Tube SA-2600/37001(AAD), 7000002044, 1 EA/Case 
Insize 0110-1125, ANEMOMETER, 6974029776595
$178.56
Sampling time 0.5s
Operation altitude max 7000ft
Measure air velocity and temperature
Mins/Max, data hold function
Bluetooth 4.0
Auto power off
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