Soleus Pulse Rhythm BLE+HRM Watch Plastic Wrist based heart rate monitor tracks and alerts when you are out of your set HRM zones then Sync to the Soleus app on your smartphone via Bluetooth to view your saved data Save up to 30 runs or 100 laps of data to help you keep track of your progress or upload your data to a computer with Soleus Sync and upload to Strava to view your run in detail Keep track of calories burned Digital chronograph feature can be started, stopped, and reset to zero after each run with 6 customizable interval timers with looping feature Rechargeable battery for in between workouts and 5 programmable alarms You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!