Huawei WATCH GT 2. Display diagonal: 3.53 cm (1.39"), Display technology: AMOLED, Display resolution: 454 x 454 pixels, Touchscreen. RAM capacity: 32 MB, Flash memory: 4 GB. GPS (satellite). Battery capacity: 455 mAh. Weight: 41 g. Waterproof up to: 50 m, Band material: Fluoroelastomer, Band colour: Black, Band size: L. Operating system installed: LiteOS