The Soleus GPS Sole heart rate monitor utilizes a fabric chest strap. The rechargeable unit allows you to customize 3 view-able lines of data that track your speed, distance, pace, and heart rate. Set up to 6 interval timers, count calories, and store and upload your data for later review. GPS Charger and manual is included with purchase. Features: - GPS: High-sensitivity receiver - Distance: Current / total miles or kilometers - Pace / Speed: Current / average in mph or kph - 2.4 GHz HRM - HRM Zones: Personalized heart rate setting - 6 Interval Timers: Set of individual training timers - Calories Burned: Current / total kcal - Auto-Lap: Detects mile splits automatically - Data Upload: Upload via integrated USB - Data Storage: 100 lap memory - Vibration Alerts - Large Digits: Easy to read display at a glance - Chronograph: 1/100 second accuracy - Rechargeable Battery: Lithium-ion recharge via USB - EL Backlight: Soft glow for low light conditions - Night Mode: Always-on safety glow - 30m Water Resistant Dimensions: - Case Height: 46mm - Case Width: 46mm - Case Thickness: 17mm - Strap Width: 21.5 mm - Weight: 2.0 oz.