Fitbit Charge3/ ionic/Alta HR/Blaze/Alta/Flex 2/Charge 2/Charge/Surge/Charge HR: Need ONLY Win7;
Fitbit One/Zip/Flex/Force: Need ONLY XP or below.
1pc EcsemĀ® Fitbit Sync Dongle, Replacement USB Wireless Sync Dongle for Fitbit Alta/ Blaze/ Surge/ Charge HR/ Flex/ Charge/ Force/ One Activity Monitor Trackers
This ECSEM Fitbit Wireless Dongle compatible with Fitbit activity trackers: Fitbit Alta/ Blaze/ Force / Charge / Charge HR / Surge / Flex / Force / One
Plug&Play: Plugs into USB port. Ideal for laptop or computer. Easy to carry; Notice: Please keep the distance within 1 meter between Fitbit Tracker and Dongle
Package include: 1pc Replacement Wireless Sync Dongle for Fitbit Trackers
Please NOTE: this fitbit wireless sync dongle replacement need win7 or lower computers.