![Amazon.com: Compatible with Fitbit Dongle USB Wireless Sync Dongle for Charge 4/Varsa 2/Versa Lite/Ace2/Charge 3/Flex 2/Charge 2/Alta HR/Blaze/Surge/Charge HR/Flex/One Tracke : Electronics Amazon.com: Compatible with Fitbit Dongle USB Wireless Sync Dongle for Charge 4/Varsa 2/Versa Lite/Ace2/Charge 3/Flex 2/Charge 2/Alta HR/Blaze/Surge/Charge HR/Flex/One Tracke : Electronics](https://m.media-amazon.com/images/I/61ClrjoxNjL._AC_SL1222_.jpg)
Amazon.com: Compatible with Fitbit Dongle USB Wireless Sync Dongle for Charge 4/Varsa 2/Versa Lite/Ace2/Charge 3/Flex 2/Charge 2/Alta HR/Blaze/Surge/Charge HR/Flex/One Tracke : Electronics
![Replacement USB Wireless Sync Dongle Compatible with Fitbit Luxe/Versa 3/Sense/Charge 4/Varsa 2/Versa Lite/Ace2/Aria 2/Charge 3/Flex 2/Charge 2/Alta HR/Blaze/Surge/Charge HR/Flex/One Activity Trackers - Walmart.com Replacement USB Wireless Sync Dongle Compatible with Fitbit Luxe/Versa 3/Sense/Charge 4/Varsa 2/Versa Lite/Ace2/Aria 2/Charge 3/Flex 2/Charge 2/Alta HR/Blaze/Surge/Charge HR/Flex/One Activity Trackers - Walmart.com](https://i5.walmartimages.com/asr/59d927be-92b3-4ef2-8ddb-59660b406bb9.f900926338c3147ca9a09934dad0fb8d.jpeg)
Replacement USB Wireless Sync Dongle Compatible with Fitbit Luxe/Versa 3/Sense/Charge 4/Varsa 2/Versa Lite/Ace2/Aria 2/Charge 3/Flex 2/Charge 2/Alta HR/Blaze/Surge/Charge HR/Flex/One Activity Trackers - Walmart.com
![SplenSun for Fitbit Wireless Dongle Sync Transceivers Compatible Fitbit Inspire HR,Inspire 2,Versa Lite,Charge 3,Charge 2,Charge HR,Flex 2,Ionic,Blaze,Alta HR,Ace,Surge,Aria 2 Fitness (1 Pack) : Electronics SplenSun for Fitbit Wireless Dongle Sync Transceivers Compatible Fitbit Inspire HR,Inspire 2,Versa Lite,Charge 3,Charge 2,Charge HR,Flex 2,Ionic,Blaze,Alta HR,Ace,Surge,Aria 2 Fitness (1 Pack) : Electronics](https://m.media-amazon.com/images/I/51WgV2g0aEL._AC_SX522_.jpg)