The Testo 610 moisture measurement meter allows precise measurement of air humidity and temperature in the environment. Results are displayed on a large, easy-to-read screen over a range of -10 to 50°C for temperature and 0-100% RH for humidity. Accuracy is ±0.5°C and ±2.5% RH (5-95% RH).

The meter features a long-term drift free Testo humidity sensor, 2.5% RH accuracy with calibration protocol, and includes dew point calculation and wet bulb. Additional features include hold function and max/min values. The Testo 610 comes complete with calibration protocol, wrist strap, belt holder, protective cap, and batteries.