【Call Receiving/Dialing and Information Reminder】After connecting to Bluetooth, you can directly dial the phone number on the screen to answer the call. Bluetooth 5.0 (supports Android 4.4, IOS8.0 and above), allows you to exercise, fitness, and cycling can be hands-free, using high-fidelity waterproof speakers. If you don't need the call function, you can turn it off. Can receive SMS and APP messages (Facebook, Messenger, Instagram...)【MULTI SPORTS MODES & LONG TIME STANDBY】- As a fitness tracker watch, AICase Smart watch supports 7 sports modes to record your workout on app. Connect your phone's GPS to measure accurate activity data and see your fitness targets. Built in a 180mAh battery, it only takes 2 hours to get fully charged and can be used for up to 5-7 days and long standby time 20 days. Definitely convenient for your short outdoor activities and adventures.【HEART RATE MONITORING & SLEEP TRACKING】- AICase smart watch supports sleep tracker, heart rate monitor, blood pressure & oxygen in real time to get a better understanding of your health.【IP68 Waterproof Fitness Watch】AICase Smart Watches are designed with IP68 waterproof rating, which allows you to swim in the pool with it with no worries.【2022 Upgraded Smart Watch】 Equipped with 1.28 inches LCD full touch screen, make a great breakthrough in button touch fitness watch and advanced health smartwatch that helps you tune in to your body with tools for sleep tracking, sport record, menstrual health tracking, relax guidance, alarm, timer and so on.