Watch Ultra | Screen 1.92″ | Display technology OLED | Resolution 502 x 410 | Wireless connections WLAN/Bluetooth/LTE/NFC | CPU Apple S8, Dual-core | Memory 32GB | Material Titanium | GPS | Colour Green | Battery run time up to 36 hours | Battery capacity 542 mAh | Operating System watchOS | Dimensions 49 x 44 x 14.4 mm | Weight 0.061 kg