Product Description Wind speed hold mode, wind speed averaging mode, and low battery indicator. A professional anemometer for accurate wind speed and temperature measurement. This convenient handheld LCD anemometer is ideal for weather enthusiasts, kitesurfers, windsurfers, paragliders, and sailing enthusiasts. Supports connection to a computer via USB to display and record wind speed, temperature, wind speed (Cfm), and relative humidity (Rh) data, compatible with wind speed (Cfm) measurement and HVAC ductwork. The anemometer features a USB data logging function and a metal screw hole at the bottom for tripod mounting and hands-free operation. This digital LCD anemometer features LED backlighting for use in low-light conditions. Ideal for windsurfing, sailing, fishing, kitesurfing, and mountaineering.