HANDHELD INDOOR AIR QUALITY METER DIFFERENTIAL PRESSURE ANEMOMETER MODEL AQH-20 - MODEL ANE-1

Model AQH-20** measures CO₂, air temperature, and humidity in one device with a backlit LCD displaying all three parameters. It includes selectable units, max/min/average readings, a hold function, and an audible alarm. Model ANE-1 is a durable bi-directional anemometer with no moving parts, easily connecting to manometers for wide-range air velocity measurements, maintaining accuracy if dust-free.