Calculates traveling distances and compass direction using classic, reliable technology Trace map wheel along any map (with a scale) and calculate distance in miles from point A to point B A laminated conversion chart for use with maps of different scales is included Able to determine direction utilizing 24 hour hand, rotating compass bezel ring and the position of the sun Includes leatherbound journal with over 50 maps of National Parks and points of interest Once set, the calendar automatically adjusts for odd and even months including February of leap years up to February 28, 2100 Indicates month, date and number of years since last leap year 24 hour hand can display the time in another time zone High accuracy-yearly loss/gain rate of less than 20 seconds Battery life indicator 10 year battery life Screwdown crown and caseback Water Resistancy-200M.Email rosereiterjewelry@rosereiterjewelryrosereiterjewelry.com for speical holiday pricing