Product details: https://amzn.to/2jrha91 <br /> <br />Rubber <br />Vibration alerts for call and text notifications, movement reminders, and alarms <br />Smart button enabled to control connected household devices <br />Swim proof, anodized aluminum cylinder with multicolor LED progress display <br />Automatically tracks steps, distance, calories, and light and heavy sleep <br />Non-charging, replaceable batteries last up to 6 months
