Polar RS200sd is a heart rate monitor with pace (min/mile or mph) and distance. Pace alarms (to keep you in the speed zone you want for that day). Calories/calories per mile/calories per hour. 5 heart rate zones. VO2 estimation (to determine current oxygen efficiency and mark improvment), 99 laps/splits, 20 + memory files...all downloadable to free polar website...http://www.polarpersonaltrainer.com). Interval training. Allows user to set up several complete workouts (warm-up, effort/intervals...pace/heart rate/time...cool down) for easy switch day to day, depending on what your workout is on a given day. Heart Touch feature allows you to turn on light or do a split or change screeen by passing watch over chest strap. Much more... Easy to use. Though nearly new (demo'd at bike shop a few times...probably 4 hours on unit), does not come with manual, but can download for free from www.polarusa.com. Sells new for $269. Selling without box or manual for $140
Comes with:
1. RS200 watch/monitor
2. Polar S1 footpod/acceleromenter
3. Wearlink chest strap