Mini data logger Temperature and humidity Testo 174 H
Temperature Measure Range: -20 to +70 °C
Accuracy: ±0.5 °C (-20 to +70 °C)
Resolution: 0.1 °C

Humidity Measuring Range: 0 to 100 %RH*
Accuracy:
±3 %RH (2 to +98 %RH) at +25 °C
< ±1 %RH / year drift at +25 °C
Resolution: 0.1 %RH

Without USB interface (You need a USB interface to program and read out the data logger.)
Delivery Scope
testo 174H temperature and humidity mini data logger, wall bracket, 2 x CR 2032 lithium batteries, calibration protocol.