Suunto Vector is the ideal outdoor sport instrument for the individual that is adventurous and is looking for a legendary outdoor instrument with a solid track record of high-altitude performance. This Suunto Vector is truly amazing and is an instrument that you cannot leave home without. If you are a hiker, climber, or biker this Vector Watch will provide you with safety, accuracy and real-time information about your surroundings. This watch delivers, and will not let you down even in the toughest of situations. The memory size is approximately 3,800 memory places for all logs together. Other features include the barometer with pressure difference measurements, the altimeter with vertical speed measurements, the altitude alarm and the light plastic housing to store away safe and secure. The clear logic of the user interface makes Suunto Vector a real forerunner on the mountain, the ergonomic design has a large display and convenient control buttons with an electro-luminescent back light and a user-replaceable battery. Vector makes knowing your altitude, ascent/descent rate, compass bearing, weather trends, and barometric pressure enables you to make safe and responsible decisions every day. The altimeter features a range up to 9 000 m/ 29 500 ft, which puts all 14 of the World's 8000+ meter summits within the avid climber's range. The electronic compass guides you with cardinal or half-cardinal points and shows the North-South arrow to keep you on track in unknown terrain. In addition to the different outdoor-related functions, Suunto Vector also displays normal time, has 3 daily alarms, a calendar programmed to the year 2089, and a stopwatch with split time measurement and countdown timer. The time can be shown in 12 or 24-hour format with or without the electro-luminescent display back light.