1) display: 1999 counts, digit is 20mm high 2) m/s: 0.4 ~ 30.0 3) km/h: 1.4 ~ 108 4) ft/s: 2 ~ 98.5

Features:1) Data hold2) Back light3) Display: 1999 counts, digit is 20mm high    m/s: 0.4 ~ 30.0±2.0%    km/h: 1.4 ~ 108±2.0%    ft/s: 2 ~ 98.5±2.0%    knots: 0.8 ~ 58.3±2.0%4) Power: 9V (6F22) x 15) Meter size: 183(L) x 74 (W) x 33(H)mm6) Probe size: 208(L) x 72 (D)mm7) Weight: Approx. 350g (including battery)

Digital Wind Anemometer