Fieldpiece AAV3 Air Velocity and Temperature Accessory Head for HVAC Testing - Airflow Measurement, CFM Estimation, Anemometer Head with Real-TimeAverage Readings

Measures Air Velocity & Temperature Accurately - Test airflow and air temperature in HVAC systems using feet per minute, meters per second, mph, km/h, F, or C for versatile diagnostics and airflow balancing, Fast CFM Estimation for HVAC Diagnostics - Quickly estimate cubic feet per minute (CFM) by measuring air velocity at vents, grilles, and registers to quickly check the airflow balance in a conditioned space, Real-Time & Average Measurement Modes - View live airflow changes or use average mode for more stable readings during HVAC commissioning, troubleshooting, and ventilation testing, Large Vane Design for Reliable Readings - Oversized vane captures more airflow across registers for improved consistency and efficient airflow measurement in residential and commercial HVAC systems, Built for HVAC Field Service - Compatible with Fieldpiece modular instruments, plus features low battery indication, auto power-off, and long battery life for daily technician use.