Brand Name: XOSS High-concerned chemical: none Origin: Mainland China Navigation: N Touch Screen: N Waterproof Level: IPX7 Automatic sleep: Y External devices: Y auto-pause: Y Language: English Model Number: G2+ Display Size: 2.2 Display Color: Black and White Stopwatch and Accessories: Wireless Stopwatch Charging Interface Type: Type-C Type: WireLess Choice: yes