PEAKMETER High-precision Digital Display Wind Speed Air Volume Measuring Instrument Features 1. Digital anemometer provides fast measurement for analysis of critical environment conditions. 2. This meter is a portable, professional wind speed measuring instrument with large-screen LCD and backlight, multi-unit switching functions. 3. Functions: LCD screen, flow area setting, MaxMin, Auto power off, backlight and low battery indicator functions. 4. Widely used: This digital wind speed meter is a Ideal instrument for windsurfing, sailing, fishing, kite flying and mountaineering, etc. And it can also be used for industrial and home purpose such as measuring wind speed of CPU computer fans, air conditioners, air blowers, etc. 5. Digital anemometer Handheld measure wind speed in 6 units: ms, fts, ftm, kmh, mileh, Knots. Specifications 1. Power: 9V battery 2. Product size: 165 × 85 × 38mm 3. Product weight: 200g 4. Product packaging: Color box + cloth bag 5. Function: Wind speed measurement, area setting, air volume measurement, data retention, backlighting