Use the cable to transfer data to and from your Garmin Forerunner. 1 X Garmin Forerunner 100cm / 3.3ft cable length. Garmin Fenix 5/5 Plus/5S/5S Plus/5X/5X Plus/Fenix 6/Fenix 6 Pro/Fenix 6S/Fenix 6S Pro/Fenix 6X/Fenix 6X Pro/Vivoactive 4/Vivoactive 4S/Forerunner 245 Music/Forerunner 45/Forerunner 45S/Garmin D2 Delta/Garmin Venu/Forerunner 245/Forerunner 935/Forerunner 945/Instinct/Instinct Tide/Instinct Tactical/Vivoactive 3/3 music/Approach S60/X10/X40/Vivosport/D2 Charlie/Quatix 5/Quatix 5 Sapphire Smart Watch, Forerunner 55.