testo 435-4 multi-function measuring instrument with built-in differential pressure measurement for air conditioning, ventilation and Indoor Air Quality, with data memory, PC software and USB data transfer cable, ...
testo 465, rpm measuring instrument set: Measuring instrument with SoftCase (protective case) in transport case (plastic), incl. reflectors, batteries and calibration protocol
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
Testo 635 Series / Testo เครื่องวัดอุณหภูมิและความชื้น Temperature Humidity Meter Testo 635 is a measuring instrument that can monitor and analyze air humidity, object moisture, U-value and dewpoint values in air ...