Daily Activity Tracking Exercise Mode that tracks distance pace & speed Steps Taken Calories Burned Weather & Temperature Sleep Pattern Tracking Bluetooth 40 LE 1 week Battery Life Caller ID & Text Alert OLED Display Vibration wake up alert Life is a workout The Soleus GO! Keeps track of it all It counts your steps features a dedicated exercise mode & keeps track of how well you sleep It will even offer up Caller ID & text message notifications from your smartphone via Bluetooth 40 Measure it all with the GO! Keep Going The most comprehensive activity tracker the Soleus Go tracks more than just your everyday activities with a real time OLED readout Soleus Go is with you all the time to motivate keep you going & informed even when your head hits the pillow With a dedicated separate Exercise Mode take your Soleus Go with you on the trail to track your speed distance & pace If that is not enough once off the trail Soleus Go integrates into your life & provides you with Caller ID & text message notifications direct to your device No fitness or activity tracker does more Activity Features Daily Activity Tracking Fitness Goal Tracking Steps Taken Calories Burned Move Time Notification Sleep Activity Sleep Pattern Tracking Auto & Manual Sleep Timer Silent Wake-up Alarm Exercise Activity Separate Exercise Mode Distance Traveled (mileskms) Average Pace & Speed Additional Features Time & Date Weather & Temperature Caller ID Text Message Notification Vibration Alerts Data Memory Silicon Strap Rechargeable battery via USB (Universal Serial Bus) Synchronizes with Strava & My Fitness Pal