Overview The HOBO UX100-003 Temperature/Relative Humidity data logger records temperature and relative humidity (within 3.5% accuracy) in indoor environments with its integrated sensors. The data logger is ideal for monitoring occupant comfort in office buildings, tracking food storage conditions in warehouses, logging temperature trends in server rooms, and measuring humidity levels in museums. Highlighted Features Easy-to view LCD display Large memory capacity Visual high amp; low alarm thresholds New Burst and Statistics logging modes User-replaceable Relative Humidity sensor Compatible with HOBOware and HOBOware Pro software for logger setup, graphing and analysis Specification Temperature Sensor Range: -20° to 70°C (-4° to 158°F) Accuracy: ±0.21°C from 0° to 50°C (±0.38°F from 32° to 122°F) Resolution: 0.024°C at 25°C (0.04°F at 77°F) Response time: 4 minutes in air moving 1 m/s (2.2 mph) Drift: lt;0.1°C (0.18°F) per year RH Sensor Range: 15% to 95% (non-condensing) Accuracy: ±3.5% from 25% to 85% including hysteresis at 25°C (77°F); below 25% and above 85% ±5% typical Resolution: 0.07% at 25°C (77°F) and 30% RH Response time: 43 seconds to 90% in airflow of 1 m/s (2.2 mph) Drift: lt;1% per year typical Logger Logger Operating Range Logging: -20° to 70°C (-4° to 158°F); 0 to 95% RH (non-condensing) Launch/readout: 0° to 50°C (32° to 122°F) per USB specification