Today only, Apr 22, 2016, Best Buy has the Jawbone UP3 Sleep/Activity Monitor with Heart Rate Band in black, silver, red cross, and blue for $44.99 (regularly $139.99) with Free Shipping for a limited time. They also have the gold model for $5 more.

The Jawbone UP3 provides you with a full picture of your health. Advanced sensors measure your resting heart rate, respiration rate, sleep stages and more, and workouts are automatically logged making it easier to track and measure your activity throughout the day.