Specification: Item Type: Digital Compass_x000D_Material: ABS_x000D_Altimeter Range: -2296 ft to 29500 ft_x000D_Altimeter Resolution: 1 Meter or 3 Feet_x000D_Barometer Range: 350-1100 hpa_x000D_Barometer Resolution: 1 hpa_x000D_Compass Accuracy: +/-3 Degrees_x000D_Compass Resolution: 1 Degree_x000D_Thermometer Range: -5-+50_x000D_Thermometer Accuracy: 2_x000D_Thermometer Resolution: 1_x000D_Weather Forecast: (Sunny, Cloudy, Rainy)_x000D_Battery Type: 2 x AAA Batteries (Not Included) Features: 18 in 1 Functions: Contains digital altimeter, digital barometer, digital compass, weather forecast, time, calendar, thermometer and backlight. 2Altimeter and Compass: Altimeter range: -2296 to 29500 feet, can record 256 historical altitudes; compass shows bearing in degrees and cardinal points. 3Thermometer and Clock: Thermometer is freely switchable in Celsius, Fahrenheit format; Clock in 12?hour or 24?hour format. Backlight is provided for you whenever you press any button. 4High Accuracy: The digital compass is based on electronic orientation sensor and air pressure sensor technology for precise measurement. 5Outdoor Use: The digital altimeter is designed for outdoor use, and the detachable lanyard makes the digital compass the perfect handheld device for all kinds of outdoor activities. PackageList: 1 xDigitalCompass 1 x Lanyard 1 x Manual