Extech’s SL400 Personal Noise Dosimeter is a handheld sound level monitoring device used to determine protective measures required for employees exposed to loud noise. https://www.galco.com/buy/Extech-Instruments/SL400 | Galco

9.4K views · 14 reactions | How to use a moisture meter from Extech!...

Introducing HVAC Environmental Meters from Extech | Extech Instruments

Introducing the Extech RH550 Humidity/Temperature Chart Recorder with Touch-Screen-- useful in office buildings, conference rooms, labs, hospitals, cleanrooms, greenhouses, food storage facilities, and more. Simultaneously datalog relative humidity, temperature, and calculated dew point on an interactive, color screen. | Extech Instruments

Meet the Extech HT30 Heat Stress Meter - Heat Stress Index measures how hot it feels when humidity is combined with temperature, air movement, and radiant heat. Learn more at www.extech.com/ht30 | Extech Instruments