Description: This handheld anemometer is ideal for outdoor activities such as model aircraft, sailing, surfing, hand-gliding, shooting and so on. It could not only provide you with maximum/minimum wind speed measuring, but also LCD display with backlight, data hold function and auto power off functions. Features : 500 data store, data export to computer or online testing ( provide with PC software). Come with a bag for convenient carrying. LCD back light design for operation under poor illumination. High sensitive and accurate measuring, provides fast measurement for analysis of environment conditions. Ideal for outdoor activities such as model aircraft, sailing, surfing, hand-gliding, shooting and so on. Specifications: Color: Yellow Measurement items: Air velocity, Air temperature, Air Quantity Measurement range: Air velocity: 0~30m/s Air temperature: 0~ 45℃ (32~113℉) (±2℃) Air volume: 0-999900m³/min Air velocity/Volume Error: ± 3%, ± 0.1dgt Resolution: 0.2℃, 0.1m/s Battery: 4 x 1.5V LR03 AM4 AAA Battery (Not Included) Battery life: 20h (Continuous) Working current: ＜60mA Data Communication: USB Data Storage: 500 Anemometer Size: Approx. 168 x 72 x 37mm / 6.61 x 2.83 x 1.46inch Sensor size: Approx. 30.5 x 310mm / 1.2 x 12.2inch Stretched sensor size: Approx. 30.5 x 2000mm / 1.2 x 78.74inch Weight: Approx. 1026g Package Included: 1 x Anemometer 1 x Manual 1 x Sensor 1 x USB Cable . Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.