Anemometer, LED Display

Perfect for use in fume hoods, environmental studies, and airflow experiments. Highly accurate, handheld unit; weather and shock resistant. One-piece construction requiring no external probe. Select readout in knots, feet per minute, meters per second, or miles per hour. Three-digit LED provides high resolution and is clearly readable in bright sunlight or in the dark. Powered by 3 AAA batteries (included). Size, 4 1/2 x 2 1/2 x 1 1/8".