A Striiv Bio2 Plus Activity Tracker for iPhone & Android Smartphones. Model: (BIO2-P-BOX-US-01). Black version.

Features:
- Water resistant
- Touchscreen
- Up to 7 days battery life
- Non-stop heart rate tracking throughout the day
- Keep track of your steps, distance, calories and active time
- Reach your goals with daily journals
- Monitor your sleep habits with automatic sleep tracking
- Receive call, text and app notifications directly on your tracker