Features of the Telzeal s9 smart watch: 3 interchangeable straps: You can change the watch strap according to your taste and activity, the watch comes with fabric, rubber, and leather straps. Long-Lasting Battery: The watch battery provides you with a lifespan of up to 5 days of normal use. IP68 Water Resistance: IP68 water resistance makes the watch suitable for daily use even in wet conditions. High-Quality Sound: High-quality speakers and microphone provide you with a crisp and clear call experience. SECURE STRAP LOCK: The secure strap lock prevents the watch from slipping off your wrist. Smooth navigation: The watch provides you with a smooth navigation experience between menus using an intuitive user interface. Fast Program: The clock program is fast and efficient. 2.2-inch AMOLED Display: The 2.2-inch AMOLED display provides you with clear, colorful images. Accurate medical measurements: The watch provides you with accurate medical measurements with an accuracy of up to 99%.