Testo 605-H1 / Testo เครื่องวัดอุณหภูมิความชื้น Temperature Humidity Meter Testo 605-H1 Mini Humidity and Temperature Meter The body can calculate the dew point.
testo 606-2 wood and material humidity meter withintegrated humidity measurement and NTC air thermometer incl. protection cap, batteries and calibration protocol