["brand new and high quality\nThe device is based on the technology of electronic bearing sensor and barometric sensor. The digital altimeter is designed for outdoor use, the detachable string makes the digital compass a perfect hand-carry device for various outdoor activates it will give you backlight when you press any button in any for time\n8 in 1 Function: Digital altimeter, with digital barometer, digital compass, weather forecast, for time, calendar, thermometer, and backlight\nThe device is based on the technology of electronic bearing sensor and barometric sensor\nThe digital altimeter is designed for outdoor use, the detachable string makes the digital compass a perfect hand-carry device for various outdoor activates\nIt will give you backlight when you press any button in any for time\nForecast the weather for the forthcoming 12 to 24 hours basing on barometric pressure changes\nAltimeter: -700 ~ 9000m / -2300 ~ 29500ft\nWeather forecast\nResolution: 0.1mbar, 0.1oC\nHistory Altitude record : 256pcs records\nCompass: show bearing in degrees and cardinal point\nThermometer : In ºC / ºF format\nClock: In 12 hours or 24 Hours format\nBattery: by 2 x AAA batteries (Not Included)\nDimensions: approx. 9.1cmx2.1cm/3.58''x0.83''\nColor: As the pictures shown\nQuantity: 1 Set 　\nNote: 1.Transition: 1cm=10mm=0.39inch         2.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.         3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!"]