Product Info Specifications Product info Innovative Liquid Metal Material. HUAWEI WATCH Ultimate is built to accompany you on all of your adventures, a crafted masterpiece of a smart watch that's as dynamic as it is durable. Box contents HUAWEI WATCH Ultimate Charging Cradle (including the charging cable) Quick Start Guide Safety Information Specifications General Dimensions (L x W x H): 48.5 × 48.5 × 13 mm Weight: 76g (strap excluded) HarmonyOS 1.5 inches LTPO AMOLED color screen, 466 × 466 pixels, PPI 311 140-210mm wrist size Watch Case: Black Color or Steel-color Color Watch Case Materials: Watch dial: sapphire glass, Watch Bezel: nanocrystalline ceramic, Front case: zirconium-based liquid metal, Rear case: nanocrystalline ceramic Watch Strap: Black HNBR strap or Titanium Strap 14 days of typical usage or 8 days of heavy usage Microphone, Speaker Connectivity Bluetooth, 2.4 GHz, supports BT5.2 and BR+BLE NFC System Requirements HarmonyOS 2 or later Android 6.0 or later iOS 9.0 or later