Best Bet for Fitbit - Replacement USB Bluetooth Dongle

JBtek Black Replacement USB Charging Charger Cable Cord for Fitbit Flex Band Wireless Activity Bracelet Charge 0.59 feet

Fitbit Charge 2 Heart Rate + Fitness Wristband, Black, Large (US Version)

Fitian Wireless Synchronized USB Dongle for Fitbit Alta/ Blaze/ Charge / Charge HR / /Charge 2/Surge / Flex / One / Force Activity Monitor Trackers (Fitbit Dongle)

Getwow USB Replacement Charger Charging Cable for Fitbit Force and Fitbit Charge Wireless Activity Wristband (Black)

GOOQ New Black Replacement USB Charger Charging Cable Cord for Fitbit Force/Charge Bracelet Sport Arm Band Armband (1pcs)

AWINNER Replacement USB Charger Cable for Fitbit Charge Hr Band Wireless

Fitbit bluetooth, WOSUK Replacement Bluetooth USB Wireless Sync Dongle Compatible with Fitbit Flex/Force/One/Charge/Blaze/Surge/Charge HR Activity Trackers

for Fitbit Wireless Dongle Replacement USB Wireless Sync Dongle for Fitbit Ionic/Flex 2/ Charge 2/ Alta HR/Blaze/ Surge/Charge HR/Flex/ One Activity Heart Rate Monitor Fitness Trackers (Black)

Getwow for Fitbit Charge HR Charger,Replacement USB Charger Cable for Fitbit Charge HR Wireless Activity Wristband (Black)

Kissmart Fitbit One Charger, Replacement Charger Charging Cable Cord for Fitbit One Wristband (1 PCS)