SUUNTO Cycling Pack Advanced wrist-top training computer with Mountain Bike Pod speed and distance tracker Gauges current, average, and maximum heart rates and real-time calories burned 3-tier zone training system with alarms; 15-workout log memory and interval timer Bike Pod turns T3 into wireless bike computer with speed, distance, and interval alarms Water-resistant to 100 feet; user-replaceable battery; 2-year warranty