This rubber wristband does so much from tracking daily activities like steps taking, distances and calorie burns. Tracks your sleep while syncing your stats wirelessly to your computer or smartphone. It is sold large and small. Wakes you up with a silent alarm but doesn’t wake anyone else that might be next to you. Has led lights that differentiate your current activity to what your daily goal consist of. You should charge this device every couple of days for about 2 hours which makes the battery last 7-10 days. If you are someone with an implanted medical device, you should not use this product or consult with your caregiver. It is rain and sweat proof but not used for swimming. The Fitbit wristband is beautifully sleek and looks great around the wrist and comes in 7 colors. You can purchase this item down below or learn more about it.