Features: * This portable anemometer provides the convenience of a remote sensor separately. 
               * Multifunctional.the measurement unit can be selected according to different requirements.
               * Built in temperature , measurement. 
               * Resistance sensor for fast temp. response time.
               * Low-friction ball-bearing design allows free vane movement.
               * A sensitive balanced vane wheel rotates freely in response to airflow.
               * Conventional twisted vane arms, always a source of unreliability has been eliminated.
               * DATA HOLD function for storing the desired value on display to read.  
               * LCD display for clear readout even in bright ambient light condition
               * Wide applications: use to check air conditioning & heating systems ,measure air velocities, wind speeds, temperature etc.