1 Lithium Polymer batteries required. (included)

FITNESS, HEART RATE & SLEEP TRACKER: The Amazfit GTS fitness smartwatch precise optical heart rate monitoring allows you to accurately track real-time steps taken, all-day heart rate monitoring, distance traveled, calories burned, quality of sleep and sleeping patterns
1.65″ AMOLED ALWAYS-ON DISPLAY: Amazfit GTS has a customized 1.65-inch AMOLED always-on stylish square screen which offers a larger display area than a round watch face of the same width, so it can carry more information
14-DAYS BATTERY LIFE: Our smartwatch deeply optimizes the power consumption of the components to bring long-lasting endurance of 14 days while keeping a slim watch body, which enables you to avoid frequent charges

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【LCD Colorful screen & Customized Breathing light 】: The kids fitness watch pedometers has a 0.96 inch Screen with 3 Customized clock Theme Style; 3 Colors for touch key light; Daily life water-resistant designed(IP67) can be wearing for Swimming within 30min(No wearing in hot water or deep diving).
【Incoming Call Reminding & Message Notification】: Download APP“JYouPro”and let the watch match with smart phone. The swimproof fitness tracker for men works for Iphone & Android. Will show you notification on display (incoming call/message/Facebook/Twitter/Whatsapp/Skype/Line/QQ/WeChat/KakaoTalk) Do not worry about missing the important messages. Device required Android 5.1 or above, iOS 8.0 or above, Bluetooth 4.0 or above.

Note: International product – no Fitbit warranty support
Better measure calorie burn, understand resting heart rate & more with 24/7 Heart rate tracking and a battery life of up to 7 days (varies with use and other factors)
Choose from 15+ exercise modes like run, bike, Swim, yoga, circuit training and more, Set a goal, and get real-time stats during your workouts to see how you can keep getting better

Use built-in GPS to see your pace and distance on screen during outdoor runs, rides, hikes and more and see a workout intensity map in the app that shows your heart rate changes along your route
With Active Zone Minutes, feel a buzz when you reach your target heart rate zones during exercise, and celebrate when you earn extra minutes outside of exercise
Get a 90-day free trial of Fitbit Premium to help you stay active, sleep well and manage stress. Unlock it all in the Fitbit app. (Valid payment method required. Cancel before free trial ends to avoid subscription fees. Offer valid for new Premium users only)

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Includes all Versa Lite Edition features plus: store and play 300+ songs, utilize on-screen workouts that play on your wrist and coach you through every move and track swim laps and floors climbed
Track your all-day activity, 24/7 heart rate, & sleep stages, all with a 4+ day battery life (varies with use and other factors) and a slim, comfortable design with a lightweight, anodized aluminum watch body. Syncs with Mac OS X 10.6 and up, iPhone 4S and later, iPad 3 gen. and later, Android 5.0 and later and Windows 10 devices. Syncing range: Up to 6.1 m

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????【Multi-functional Smart Watch】Fitness tracker has heart rate and sleep monitor,pedometer while walking or running. This fitness watch also has date and 12/24H time display, Clock alarm, Multiple Interfaces Selection, Stopwatch, Breathing Training Mode ,Sedentary reminder, Timer, Find phone, Incoming call and SMS reminder, Message reminder ,Wrist Sense etc.
????【Daily Activity Tracker with 8 Sport Modes】Smart watch can accurately track your all-day activities like active minutes, step counter, distance, calorie counter. Our fitness tracker watch has 8 exercise modes help you better understand each specific activity data. The fitness tracker can be real-time monitoring, including walking, running, cycling, treadmill, spinning bike, yoga, on foot, climbing. Combine with more a advanced algorithm, optimize the intensity.

GPS running smartwatch with music advanced training features
Sync with music streaming services, such as Spotify, to easily store and play your favorite songs right from your watch
Evaluates your current training status to indicate if you’re undertraining or overdoing it; Offers additional performance monitoring features

Gps running Watch with Garmin Coach training plan support
Smaller-sized easy-to-use running watch estimates heart rate at the wrist and Features GPS to Track your pace, distance, intervals and more
Works with free Garmin Coach Adaptive training plans that bring expert, personalized coaching right to your wrist