Display Type IPS Screen Resolution 484*396 Operation System Android, IOS Band Material Silica Gel Case Material ALLOY Screen Size 49mm Private Mold Yes Model Number DT900 ultra Design BAR Movement Type Automatic Touch screen 2.06 inch touch screen Language Multi Languages Keyword NFC Sport Smart Bracelet Wristband CPU OM6621-PG Charging method Wireless charging Battery 360mAh.