Compatible with Fossil Smart watch charger: Fossil Men's Gen 6 44mm Smart watch ChargerFossil Women's Gen 6 42mm Smart watch Charger Fossil Gen 5 Juliana HR Charger Fossil Gen 5 Carlyle HR Charger Fossil Sport Smartwatch Charger Fossil Gen 4 Explorist HR Charger Fossil Gen 4 Venture HR Charger NOTE:They are not compatible with Fossil Gen 3 Explorist/Gen 3 Venture/Gen 3 Sport/Q Wander Gen 2&Gen 1/Q Founder Gen2&Gen 1 and Not suitable for other ordinary watches Compatible with Michael Kors Access Smart watch charger： Michael Kors Access gen 5 Lexington Charger Michael Kors Access gen 5 Bradshaw Charger Michael Kors Access gen 4 Runway Charger Michael Kors Access gen 4 Sofie Charger Michael Kors Access gen 4 MKGO Charger NOTEThey are not compatible with:Michael Kors Access Gen 3 Sofie MKT5022(no heart rate) Michael Kors Access Runway MKT5054 (no heart rate) Michael Kors Runway (model number MK series) Michael Kors Lexington (model number MK series) Michael Kors Bradshaw (model number MK series) Compatible with Misfit Vapor X charger and Misfit Vapor 2 charger , not for Misfit Vapor 1 Compatible with Skagen falster 2 charger, not for Skagen Falster Gen 1, Kate spade scallop 1 Compatible with Diesel Guard 2.5(DZT9001) charger, not for Diesel Gen 3&Gen 2&Gen 1