The testo 610 measures air humidity and temperature. Our patented humidity sensor guarantees the most reliable results, and the calibration certificate included in this package confirms the sensor's accuracy to ±2.5% RH. The testo 610 is capable of both dewpoint and wet bulb calculations, and features a convenient hold function and max./min. value display.

Features:

• Long term stable Testo humidity sensor
• +/-2.5% RH accuracy
• Dewpoint calculation and wet bulb included
• Protective cap for safe storage