Brand Name: iGPSPORT Hign-concerned Chemical: None Origin: Mainland China Navigation: Y Touch Screen: Y Waterproof Level: IPX 7 Automatic sleep: Y External devices: Y auto-pause: Y Language: English Model Number: BSC300 Display Size: 2.4 Certification: CE Certification: FCC Certification: RoHS Display Color: Color Stopwatch and Accessories: Wireless Stopwatch Charging Interface Type: Type-C Type: Wireless Choice: yes