Watch Case Form Circle Case Material Aluminium Strap Removable Yes Watch Features Sleep Monitor Time Display Digital Watch Height 40 mm Display Display Size 1.20" Display Resolution 396x396 Display Technology Super AMOLED Display Touchscreen Yes Display Features Always On Display Sapphire Crystal Procesor CPU Samsung Exynos W920 CPU Internal Clock Rate 1.18 GHz CPU Core Quantity 2 Memory Internal Memory Size 16 GB Installed RAM Storage Capacity 1.5 GB Interfaces Bluetooth Bluetooth 5.3 NFC Yes Wi-Fi IEEE 802.11a IEEE 802.11b IEEE 802.11g IEEE 802.11n Wi-Fi 4 Network GPS GPS GLONASS BeiDou Galileo Battery Battery Capacity 247 mAh Miscellaneous External Color Black Sensors Gyroscope Accelerometer Barometer Geo-magnetic Light Sensor Optical Heart Sensor Electrical Heart Sensor Pedometer Bioelectrical Impedance Analysis Software Platform Wear OS Dimensions & Weight Device Depth (mm) 9.8 mm Height (mm) 40.4 mm Width (mm) 39.3 mm Nominal Weight 26.6 g