testo 535 CO2 Measuring instrument with built-in probe, battery and factory report.

testo 535 CO2 测量仪产品介绍：　

testo 535 CO2 measuring instrument effectively measures indoor air quality. Excessive indoor CO2 levels (greater than 1000 ppm) may result in fatigue, poor concentration and discomfort. Field data can be printed via testo printer. Protection soft cover, dust-proof, waterproof, anti-impact (optional).

testo 535 Advantages:

• Long-term monitoring, maximum and average can be calculated

• Long - term stable 2 - channel infrared sensor

• High precision, high efficiency

• No need to repeat the calibration
  

订货号：0560 5350