The Smart Goggle, Powered by Ciye, is designed to help swimmers improve and meet their fitness goals. The in-goggle display and activity tracker gives real-time feedback to help you track your distance and time allowing you to get the most out of your swim. Once youre out of the water, the app provides in-depth analysis of your workouts, logs your history, and allows you to connect with friends and fitness apps.Key Features:SMART COACH: In-goggle Smart Coach tracks laps, splits, rest, calories, stroke type, stroke rate, and more, so swimmers can focus on swimming, not counting. No watch needed.DIGITAL DISPLAY: The digital display allows swimmers to see a running clock, lap count, splits, stroke rate, and rest at a glance, in the corner of their eye. Customizable views enable swimmers to adjust the display based on optical needs.CIYE APP: The Ciye app lets you review in-depth workout details, customize your Smart Coach digital display, share your workouts with friends, and sync to popular fitness apps like Apple Health, Strava, and Swim.com. Available through the Apple Store or Google Play.REPLACEABLE GOGGLES: Scratched lens? Broken goggles? No problem The Smart Coach can be easily transferred between goggles for easy and affordable goggle replacement.PREMIUM DESIGN: Sleek, comfortable, low-profile goggles reduce drag and wont leak. Single button interface, chemical-resistant anti-fog, multiple nose bridge sizes, and adjustable strap make for an easy and enjoyable experience.IN THE BOX: This kit includes: goggles, Smart Coach module, magnetic USB charging cable, six interchangeable nose bridges, and protective carrying case.WARNING - This product can expose you to chemicals including Lithium Ion, which is known to the State of California to cause birth defects or other reproductive harm. For more information please contact manufacture directly.