Digiatal Anemometer MS-6250 1).Measuring Range:0.4-30m/s 2).Km/h, ... /s,knots Functions 3).Data Hold & Backlight DIGITAL ANEMOMETER MS-6250 FEATURES•Data hold•Back light•Display: 1999 counts, digit is ... (D)mm•Weight: Approx. 350g (including battery) Digiatal Anemometer MS-6250