HVAC Air Flow CFM Meter, AIOMEST Handheld Anemometer Measure Airflow Wind Speed Velocity Temperature, Professional Air Vent Ductwork Velometer Gauge AI-856A with Data Logging

The Handheld CFM CMM Wind Speed Meter with Separate Anemometer Measure Air Flow Velocity Temp Gauge for HVAC with Data Record MAX MIN AVGANNMETER AN-856A is a device that helps in determining air flow velocity and temperature. Some customers found this device to be useful in balancing central air and heat vents while others used it for determining CFMs for wood working or setting up dust collectors and duct systems. However, a majority of the customers stated that the instructions were not clear on how to operate the CFM part of the device, and several people had issues with the quality of the product. Some customers received defective products, and others reported that the fan became noisy and started seizing up after a short period of use.