|Brand, Seller, or Collection Name||Suunto|
|Dial window material type||Acrylic|
|Case diameter||32 millimeters|
|Case Thickness||13 millimeters|
|Band width||21 millimeters|
|Special features||heart-rate-monitor, stop-watch, chronograph|
|Item weight||64 grams|
|Water resistant depth||30 meters|
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The Suunto M4 Heart Rate Monitor provides personal daily exercise guidance and motivation. Set your fitness goals with the easy-to-use interface and the M5 provides an ideal daily workout schedule to help you achieve them - including telling you when it's time to rest. Choose from improving your fitness, weight management or free training, and the Suunto M4 automatically prescribes an exercise program with ideal intensity and duration for the next 7 days. The Suunto M4 measures heart rate in context of your fitness level and provides motivational feedback and guidance in real time. The included Suunto Dual Comfort Belt is compatible with most gym cardio equipment. Exercise data captured by the M4 can be quickly and wirelessly uploaded to MovesCount.com for tracking, analysis and sharing with an optional Suunto Movestick.