Accurate Fitness Tracker Watch- The watch will accurately track your all-day steps, calories consumption, distance travelled and heart rate. It also supports extra 7 sports modes to help you track your other exercise patterns, and will connect to smartphone\'s GPS to draw the route map in the related app. Smart Watches for iPhone Android Phones- This watch is compatible with most iOS 8.0 & Android 4.4 above smartphones(not for pc or tablet). You can get call, text, calendar, email and messages alerts and read them directly from watch. This watch can fit for 6.5 - 9.5 inch wrist(perimeter), suitable for men women and kids. Sleep Tracker with More Practical Tools- This watch will auto detect and track your sleep, and analyze your sleep quality. You can easily check the data in the verfitpro app. This watch also has many practical tools, like alarm clocks, music controller, deep breath guide, sedentary reminder, stopwatch, timer. 7+ Days Battery & Swimming Waterproof- Compared with traditional watches, YAMAY watch enhanced the battery life a lot. With one single full charge, it can work 7-10 days. This watch also has IP68 waterproof standard, you can wear it with no worries when washing hands or swimming. Stay Active and Stay Healthy- This watch has accurate readings, practical tools, stylish looks, light-weight and comfortable wearing on the wrist. Buy with affordable price, being a very good gift for friends and family members to help them Stay Active and Stay Healthy.