Oregon Scientific Heartrate Monitor, plus digital watch with chest strap and monitoring intructions. The included chest belt transmitter is worn comfortably against the skin. The chest belt picks up the heart signals, and sends them wirelessly to the watch. The watch unit receives and shows heart rate signal. The upper and lower heart rate zone alarm can be programmed as a visual or vibrating alert.

• Heart Rate Measurement: Analog Heart Rate System Heart Rate Zone Alert: Upper and Lower Zones Stopwatch
• Visual and audio alert
• Vibrator alert
• Tap On Lens (TOL) function
• User profile: Gender, Age, Height, Weight, Exercise Habit, and Fitness Index
• Instant Percentage Heart Rate (%HR)
• Calories burned
• Average heart rate
• Clock/date/day
• Alarm
• EL Backlight
• Key lock
• Silent mode
• Buzzer (beep tone)
• Low battery detection
• Water resistant