Download Happy SportsAPP to connect your watch, you will never miss the reminder call, you can reject the call. Real-time alerts from messages, emails, Facebook, Twitter and more. Make sure you don’t miss any information and monitor your activities such as heart rate, blood pressure, steps, distance, calories burned and sleep quality, and optimize training results to clearly understand your health, see the app history for details Record data. [More features] This smart watch can track your all-day activities, observe 24/7 heart rate, blood pressure, blood oxygen, calories and steps, countdown, call reminder, motion tracking, music control, remote photography, real-time speed And distance, sleep tracking, long press reminder to find phone, stopwatch, find watch, alarm clock, real-time weather, IP67 waterproof, anti-scratch and dustproof, so you can easily enjoy any sport. [IP 67 Waterproof Sports Tracker]: With 4 sports modes, walking, running, cycling, mountain climbing, you can record exercise, monitor your daily activities and track them in real time throughout the day. Connect your device to the phone app and display the running speed, speed profile (minutes / km), calories burned and distance. 5 ATM water-proof, dust-proof, with 50 meters underwater waterproof function. Unique waterproof design, suitable for outdoor activities [Super light and long standby]: Light weight design, only 27g. Provide comfortable wearing feeling, built-in USB charger charging cable. Removing the strap of the smart watch is the built-in USB plug, which is inserted into a USB charger to charge. It takes 1.5 hours to charge once, and it can last for 7 days on one charge, to get rid of the trouble of charging every day.