Bluetooth calls and smart notifications: The watch uses Bluetooth 5.0 technology, which significantly reduces call delays, allowing you to easily connect to your phone via Bluetooth both indoors and outdoors, and no longer worries about missed calls. Smart watches also supports notifications and reminders from social networks like Facebook, WhatsApp, Instagram, Twitter, and more. Notifications can be displayed on fitness watch screen for easy and quick viewing of your messages. | Military-grade quality and 1.85" touch screen : The H30 smartwatch features a robust 1.85-inch screen. The watch's practicality is elevated through the integration of a one-piece zinc alloy construction, complemented by an anti-slip and exceedingly wear-resistant rubber design. Four levels of brightness options allow you to easily read information in the sun or dark. It can easily face any harsh environment. | 113 exercise modes and health monitoring: Smartwatches has 113 types of sports modes, including running, climbing, rowing, cycling, skipping, football, etc. You can think that this is a watch specially provided for sports enthusiasts, so you no longer have to worry about being unable to record sports data! This android smartwatch features advanced optical sensors that monitor your heart rate, oxygen saturation, and sleep quality. Be your 24/7 health steward! | 200+ watch faces and convenient connections: The GrolyFit app offers over 200 online watch faces to choose from. You can also choose an unforgettable image for your watch face, and keep your beautiful memories within reach. The men watches is easy to connect. After connecting to your phone for the first time, it can be easily connected to your smartphone within the Bluetooth range with one click. | Multifunction and compatibility: Activity trackers have many practical functions such as calculators, stopwatches, mini-games, etc. It can work seamlessly with iOS 9.0 & Android 5.0 or higher smart phones. If you have any questions or suggestions about our products, we will be happy to serve you. Our first priority is your satisfaction.