Water-resistant WATCH FIT smartwatch in black featuring workout guides, biometric and fitness tracking, music control, and smart notification center. Lugged rectangular case with adjustable pin-buckle rubber strap. · Six customizable Always-On watch faces · AMOLED display; 280 x 456 HD resolution · Auto-brightness adjustment · Average 10 day battery life; one day charge in 5 mins · Text, call, calendar, and social media notifications · Music playback control; mobile device required · 96 workout modes and 44 standard movement demonstrations · TruSeen™ 4.0 heart rate monitoring with 24-hour function · TruSleep™ 2.0 sleep tracking · TruRelax™ stress tracking · SpO2 oxygen saturation tracking · Memory: 4 GB · Water resistant 5ATM · Required OS: Android 6.0 or later, iOS 9.0 or later, and HarmonyOS or later · USB charging cable included · H46 x W30 x D10.7 mm / 21 g without strap Supplier color: Graphite black