SDL300-NIST / Extech Metal Vane Thermo-Anemometer/Datalogger Metal Vane withstands temperatures to 158°F (70°C) and air velocity to 6900ft/min.Adjustable data sampling rate: 1 to 3600 seconds.
380947-NIST / Extech True-RMS AC/DC Mini Clamp Meter, 400VAC/DC, 400AAC/DC with NIST Calibration Large 4000 count LCD display with full function indication. Fast 40 segment analog bargraph.
HW30-NISTL / Extech Humidity/Temperature Stopwatch with Limited NIST.Stopwatch/chronograph mode with 1/100 second resolution.99 lap counter with 30 lap/split memory.
407730-NIST / Extech Digital Sound Level Meter 40-130dB with NIST ,2dB accuracy with 0.1dB resolution.Utilizes 0.5"(12.7mm) electret condenser microphone
MG300-NIST / Extech True RMS Wireless Multimeter/Insulation Tester True RMS measurements for accurate readings of noisy, distorted or non-sinusoidal waveforms.