Garmin Forerunner 620

General DIMENSION 1.8" x 1.8" x 0.5" (45 x 45 x 12.5 mm) WEIGHT 1.5 oz (43.6 g) WATER RATING 5 ATM TOUCHSCREEN DISPLAY SIZE 1.0" (25.4 mm) diameter DISPLAY RESOLUTION 180 x 180 pixels COLOR DISPLAY BATTERY TYPE Rechargeable lithium-ion BATTERY LIFE Up to 6 weeks in watch mode; up to 10 hours in training mode Maps & Memory HISTORY 200 hours of activity data Sensors GPS ACCELEROMETER Activity Tracking Features CALORIES BURNED Training, Planning and Analysis Features CUSTOMIZABLE DATA PAGES AUTO PAUSE® INTERVAL TRAINING ADVANCED WORKOUTS AUTO LAP® TRAINING EFFECT RECOVERY ADVISOR VIRTUAL PARTNER AUTO SCROLL Cycling Features ALERTS (TRIGGERS ALARM WHEN YOU REACH GOALS INCLUDING TIME, DISTANCE, HEART RATE OR CALORIES)