The T1 Heart Rate Monitor by Suunto combines precision technology with contemporary style for an easy-to-use yet sophisticated device. Perfect for walking - cardio training at a gym - cycling - running - or any number of fitness activities - the new coded Suunto t1 is a great aid to making your training beneficial and fun. Regular exercise contributes to your good health and helps you reach and maintain your target weight. Working from your personalized fitness profile - Suunto t1 provides essential feedback from your aerobic activities - heart rate - calories burned - and zone training information. The Suunto t1 boasts new coded transmission technology to ensure accurate readings of your data. If needed - you can check and change the code easily yourself. The Suunto t1 also excels in zone training. Resembling a speedometer - the zone training dial helps you match your workout intensity with your fitness goals and warns you if you are over-exerting. Zone 1 is ideal for burning fat and improving cardiovascular health; Zone 2 ups the ante with increased calorie-burning and cardiovascular benefits; while Zone 3 is ideal when you want to push your limits and improve your peak performance. The Suunto t1 is an advanced sports instrument and a stylish timepiece that can be used with minimal instruction. An enhanced user interface adds improved functions and usability with button lock in addition to the standard features of stopwatch - dual time - date - and alarm. Choose a color to match your style with a choice of berry - brick - curry - black panda - or espresso. Features: Current heart rate - average heart rate - and maximum heart rate Real-time calories burned Three-tier zone training system with alarms Heart rate limit with alarm Dual time - date - and alarm Coded (29 user-changeable codes) Log memory for 1 workout Workout totals for current week - previous week - current month - and previous month (heart rates - calories burned - training time - and time in and outside of each zone) Stopwatch with first 30 laps stored User-replaceable battery (both chest belt and wrist unit) Heart rate transmitter belt Water resistant to 30m (100 ft) Interchangeable straps