Smart Watches for Men [Alexa Built-in, Answer/Make Calls, 1.8"] Smartwatch with Heart Rate/SpO2/Sleep/Stress, 100 Sports Modes, IP68 Waterproof, Pedometer Fitness Tracker for iOS Android Phones - bondluck

• Bluetooth Calling and Message Alert: The smart watches for men has a built in microphone and speaker. After connecting to the app via Bluetooth, you can easily receive/dial calls using your fitness watch. Smartwatch also provides social media message notifications via vibration alerts so you won't miss any important calls or notifications. 24/7 Accurate Health Monitoring: This android smart watch will record your daily steps, calories burned and more. With advanced sensors to monitor heart rate, blood oxygen levels and sleep patterns. All recorded data can be synced to your phone for analysis, generating health reports and recommendations to help you enjoy a better healthy life. Get down to business with a huge selection of over 150 sports modes, and suport smart recognition of 8 Sports. The fitness tracker watch can be used to track your swimming data and endure the equivalent of upto 50 meters' water pressure. Get live notifications broadcast through the watch for sports data like heart rate and hydration reminders, distance covered, and more. Broad compatibility and battery life: The fitness watch is compatible with all major systems such as Android 4.4 and iOS 9.0 and above (not for PCs or tablets). The smart watches has a built-in 350 mAh rechargeable battery that can be fully charged in just 2 hours and can last up to 8-10 days (depending on actual usage and other factors), up to 20 days in power saving mode and up to 30 days in standby mode.