RSP Pro wrist heart rate monitor, an ideal multi sport fitness heart rate montior Advanced Electrocardiography ( ECG ) Technology Current/Average/Max & Min Heart rate % of Maximum Heart Rate (MHR), Exercise Zone Bar Display Preset MHR per birthday input, Hazard warning alarm for MHR 3 Automatic Target Zones per birthday input 1 Freely Programmable Target Zone Target Zone Re-selectable and Recheckable Target Zone Visual Alarm / Audible Alarm 3 Different Audible Alarms (High /Low/MHR) Alarm sound On/Off, Alarm Sound Selectable Auto Exercise Timer Professional Stopwatch w/0.1sec resolution, Calorie & Fat Burnt Counter Clock (12/24 Hour Selectable), Daily Alarm Watch Auto Calender, Backlight Display, Key Tones Input by date of birth (automatic age calculation Countdown Timer 9 hr 59min 59 sec Recovery Timer 5 min Fitness index Three Lines Display Bike Mount & Chest Belt included