* The included group ride tracker allows group tracking for up to 20 riders without cellular reception. Plus, position sharing and predefined messages1 make it easy to stay connected with your Group Ride friends (VHF range) * IPX7 water resistant and designed to U.S. Military Standard 810 for thermal performance and shock resistance * The Tread Navi's 5.5-inch, extra-bright display is glove-friendly and easy to read in bright sunlight or when it's pitch black. The device can be mounted in portrait or landscape orientation | Article: Garmin zumo TREAD M-S Navigation System, black | Article: Garmin zumo TREAD M-S Navigation System, black, black, Size One Size
