18 Sport Modes TrackingThe latest Chronus Smart Watch is equipped with a Nordic 52840+ heart rate 3600 chip,which can automatically track 18 sport modes.The fitness tracker provieds up to 18 different sports modes, such as yoga, soccer,swimming, basketball,skating,etc.The smart watch is compatible with iPhones and Android while using Zeroner Health Pro to track your data.The activity tracker connects the Bluetooth to records your workout data in the APP.1.3 Inch Touch Screen Display Customize Images DialChronus activity tracker 1.3 inch full touch screen provides you a clear display using experience while the smart watch wearing on your wrist.The sport watch defaults to 4 different interfaces on the watch,you can also customize your favorite images and upload it by using the APP.Heart rate monitor & Sleep trackerSport watch can accurately track your heart rate data sleeping status and record in the APP.By viewing the activity tracker data,you will get better knowing of your every workout heart rate and sleep quality.The sport watch can automatic track your sleep quality: light sleep and waking state sleep quality. Pedometer stopwatch also track data of steps,activity distance and calories, all of data which can be viewed on the APP.Call,SMS,SNS NotificationsSmart watch connects your smart phone via bluetooth 4.2. Fitness watch will vibrate to remind you,when you have incoming calls/emails/SMS/SNS(Messenger,WhatsApp,Facebook,Twitter, Instagram,Skype,Linkedin) Smart watch can quickly receive up to 15 instant messages,which can make never you miss essential calls and SMS.5ATM Waterproof Sport WatchSport Watch meets international 5ATM waterproof standard,which means you can wear the fitness watch when washing hands, taking bath, swimming. The Watch can be used 5-8 days with 170 mAh battery. Smart Watch APP is compatible with smarphone system for iOS 10.0/Android 5.0 or above.