Amazfit T-Rex Ultra Stainless steel and mud-resistant design. Made from extremely durable 316L stainless steel and equipped with a patented mud-resistant frame and buttons, the Amazfit T-Rex Ultra withstands even the toughest conditions. The brilliant HD-AMOLED display reaches a peak brightness of 1,000 nits, ensuring clear visibility in any environment. 30 m freediving support. This outdoor smartwatch supports freediving up to 30 meters deep and withstands water pressure up to 100 meters – ideal for swimming, surfing, and kitesurfing. Dual-band GPS and route navigation. With L1 and L5 signals, as well as support for six satellite systems, the watch offers precise dual-band GPS positioning. Load routes and offline maps onto the watch for professional navigation at any time. For extreme temperatures down to -30 °C. Thanks to specially designed circuits and a robust battery, the T-Rex Ultra withstands extreme cold conditions and remains fully functional even at temperatures as low as -30 °C. Powerful 20-day battery life. The battery lasts up to 20 days and offers special GPS modes for extended use in nature, including a power-saving mode that automatically adjusts GPS settings based on signal strength. Color: Black.