Overall dimensions: 4.3”x2”x0.8” Weight: 2.4 oz Waterproof / Submersible Current temperature (°F, °C) Current wind speed (mph, ft/s, m/s, km/h, knots, beaufort) Maximum wind speed (mph, ft/s, m/s, km/h, knots, beaufort) Average wind speed (mph, ft/s, m/s, km/h, knots, beaufort) Wind speed alarm Wind chill (°F, °C) Minimum wind chill (°F, °C) Wind chill alarm Current water speed (mph, ft/s, m/s, km/h, knots, beaufort) 12/24 hour clock Time, day and date Chronograph Race/countdown timer Current barometric pressure (in hPa, mb, or inHg) Past 24 hour pressure graph Prediction icon for next 12 hour’s weather Storm alarm Current Altitude (ft,m) Maximum altitude (ft,m) Minimum altitude (ft,m) Altitude alarm Ski run counter Current relative humidity (%) Air density (%) Relative air density (%, relative to 59°F / 29.9 inHg / 15% RH) Heat index (°F, °C) Dew point (°F, °C) Wet bulb (°F, °C) Density altitude (ft, m) Manual and automatic data logging (1979 logs) IR data communication with PC (via ADC-IR) 2 Year warranty Suggested retail US SPECS ATMOSPHERIC DATA CENTERS (ADC) From the kayak to the racetrack, the ADC™ series is showing up everywhere. Whether you’re honing your shooting accuracy in Athens, Greece, or reading the barometric pressure trends when the fish are rising, the ADC lends necessary insight to your outdoor activity. WIND™ SUMMIT™ PRO™ $67.40 $136.20 $205.00