Altimeter

Altimeter 8 in 1 Function:Altimeter(Range): -700 meters – 9000 meters /-2300-2950ft (resolution ratio-1m/3ft)Barometer(Range): 350hPa-1100hPa (resolution ratio-0.1hPa)Units of Barometer: hPa, mmHg, InchHghPa=mbarDigital Compass: show bearing in degrees and cardinal pointThermometer(Range): -10 Degree to +60 Degree, (Format ):°F/°CWeather Forecast: Start the machine, it can forecast the weatherin the next 12-24 hours, the effective rangeof 30-50kmLED Backlight: In any state, press any key to open the backlight,when open backlight, press any key to extend thetime of 5 secondsClock Format: 12Hr/24Hr (AM/PM)Battery: 2 x AAA batteries (Not Include