Compatible with Approach S20, Approach S40, Approach S60, Approach S62, Approach S62 Bundle, D2 Air, Descent Mk2i, fenix 5, fenix 5 Plus, fenix 5S, fenix 5S Plus, fenix 5X, fenix 5X Plus, fenix 6 - Pro and Sapphire Editions, fenix 6 - Pro Solar Edition, fenix 6S, fenix 6S - Pro and Sapphire Editions, fenix 6S - Pro Solar Edition, fenix 6X - Pro and Sapphire Editions, fenix 6X - Pro Solar Edition, Forerunner 935, Forerunner 945, Forerunner 945 LTE, MARQ Adventurer, MARQ Adventurer Performance Edition, MARQ Athlete, MARQ Athlete Performance Edition, MARQ Aviator, MARQ Aviator Performance Edition, MARQ Captain, MARQ Commander, MARQ Driver, MARQ Driver Performance Edition, MARQ Golfer, tactix Delta - Solar Edition, tactix Delta - Solar Edition with Ballistics, Venu, vivoactive 4, and vivoactive 4S.