garmin fenix 8 pro 51mm graphite premium smartwatch performance wearable sapphire lens durability weather forecasts lte location check ins triathlon profilesThe fnix 8 Pro multisport GPS smartwatch is a breakthrough for serious runners, climbers, watersport athletes and others challenged to stay in contact where its impractical to carry a phone. This is the first Garmin smartwatch with built in inReach technology1 for satellite and LTE connectivity. Leave your phone behind during an activity, and access voice calls and LiveTrack location sharing when youre connected to an LTE network. Or utilize two way