The Vevor portable handheld anemometer is a 4-in-1 wind meter designed to measure wind speed, wind temperature, air flow, and wind chill. Its LED backlit display supports multiple wind speed units for easy reading in day or night conditions. The unit features an IP44 protection grade excluding the vane unit, along with auto shutoff and a low-battery alert for dependable use. Compact and lightweight, it is suitable for sailing, surfing, drone flying, weather observation, HVAC work, and other outdoor or professional applications. It also comes ready to use with included batteries and carrying accessories.