General Tools HWA4214SD Digital Hot Wire Anemometer w/ Data Logging SD Card

General Tools HWA4214SD Digital Hot Wire Anemometer, with Data Logging SD Card

AH-200 PAR Meter with CO₂ Temperature & Humidity Sensors USB Data Logging

Rototherm AM60 CO2 Data Logging Air Quality Monitor Carbon Dioxide LCD Screen

Chauvin Arnoux CA 1510 Data Logging Air Quality Monitor CO2/Humid/Temp

Cole-Parmer Data Logging Light Meter "New"

REED Instruments SD-6020 Data Logging Force Gauge, 44lbs (20kg)

Data Logging Thermometer; 1 Bullet Probe "New"