Garmin vivofit 4 Activity Tracker Black Band Digital Dial Watch

• Features always-on customizable color display and 1 year battery life; no charging necessary
• Tracks steps, distance, and calories burned, monitors sleep, and provides a personalized daily step goal (heart rate monitoring not available on this product)
• Safe for swimming and showering. Display size - 0.43"x0.43"(11x11 mm)
• Periodically syncs to Garmin Connect, where you can save, plan and share your activities, get involved in social challenges, and more
• Garmin Move IQ feature automatically detects activity and classifies activity type on Garmin Connect
• Small/Medium fits wrists with a circumference of 122-188mm. Large fits wrists with a circumference of 148-215mm