Measure velocity, flow, temperature and relative humidity.
Velocity unit: m/s, km/h,mil/h, ft/m, ft/s, knots.
Flow unit: CMS (cubic meter per second), CMM (cubic meter per minute), CFM (cubic feet per minute).
Temperature type: ambient, dew point, wet bulb.
Maximum and minimum modes
Automatic power off

3M 54135, Scotch-Brite Roloc AL Surface Conditioning Disc TR, 2 in x NH A VFN, 7100075708, 200 per case
3M 44495, Diamond Grade DG3 Reflective Digital Sheeting 4091UDS,Yellow, 48 in x 50 yd, 1 Roll/Case, 7100273873 