LIVIKEY Fitness & Health Tracker for Women Men, Fitness Watch with Pedometer, Heart Rate & SPO₂ & Sleep Monitoring, IP68 Waterproof Activity Trackers and Smart Watch with Step Tracker

• 【Intelligent Notification】You can receive call notifications such as SMS，Facebook, WhatsApp, Twitter, Instagram, Messenger, LinkedIn, Email, Calendar, LINE, VIBER, Skype, KakaoTalk, VKontakte and more. These can be configured and adjusted within the App. Even if you're busy, you won't miss important messages. 【24/7 Heart Rate Monitor】Our fitness watch continuously tracks your heart rate, offering valuable data to enhance your workout routines. Experience a healthier lifestyle with this versatile fitness tracker designed for both men and women. 【Slepp Trackers】Gain insights into your sleep patterns by tracking both light and deep sleep cycles. Understand your sleep quality each night with precision. Promote you to have good sleep habits faster 【IP68 Waterproof Smart Watch】Crafted with IP68 waterproof technology, this fitness watch effortlessly fulfills your daily waterproof needs. 【Easy to Charge】This smartwatch has a bulit in USB plug, eliminating the need for extra cables. it require smartphones with Android 4.4 and iOS 8.0 above and Bluetooth 4.0 above, smartphones only. (Please note: For correct charging, please insert the metal end into the USB port.)