HT-9600 / HTI เครื่องวัดฝุ่นละอองในอากาศ Particle Counter Handheld PM2.5 และ PM10 Particle Counter Handheld This handheld dust quick detector is the special detecting instrument used to measure the value of PM2.5 ...
testo 405 is a thermal anemometer with a telescopic handle (max. extension length: 300 mm). It facilitates the measurement of air flow, volume flow and temperature.