The perfect heart rate monitor for weight loss, fitness maintenance, and cardiovascular conditioning. FEATURES Heart rate: including average in real time Accurate calories burned in real time Zone training at a glance Coded: 29 codes, no wrong readings Compatible with gym cardio equipment Additional functions include watch with dual time, date, alarm, stopwatch, and workout summary for past two months. Two-year Suunto warranty. WatchCo.com is an authorized Suunto dealer. .