Amazon.com: Smart Watch, Fitness Tracker with Heart Rate 。?Back to Wrist Communication: Stay seamlessly connected to the Smart watch to make/answer Bluetooth calls and receive SMS and APP messages (Facebook, WhatsApp, Twitter, etc.) - convenient for your life and never miss important notifications again. Note: After connecting Bluetooth, please turn on message and call notification in GloryFit APP (you cannot send text) For iOS, keep the \"GloryFit\" app running in the background;For Android, enable background app permissions for \"GloryFit.\" ?24-Hour Health Activity Tracker: Prioritize your well-being with smart watches for men continuous health monitoring. Smart watches for women track your Heart Rate, Blood Oxygen levels(SpO2) and Sleep patterns (deep sleep, light sleep, REM analysis, get a better sleep habit by viewing your sleep data)around the clock. Take charge of your wellbeing and make informed decisions for a healthier lifestyle ?120+Sport Modes and 5ATM Waterproof: Achieve your fitness goals with over 120 sport modes (snowboarding, running, trail running, cycling, swimming, etc.) tailored to your workout. Smart watches for men record calories burned, number of steps, training time and distance for a variety of activities. Smart watches for women are also water-resistant up to 5 ATM, making it your ideal training partner ?Up to 10 days of battery life: Watches for women equipped with a powerful 300mAh battery, which enables a usage time of 7-10 days after just 2.5 hours of charging. This provides reliable support for