facelessloser on Twitter: "Inside the #fitbit charge hr That battery is tiny. Test pads everywhere. Bluetooth antenna? No its other water proof https://t.co/3uvQPefydx" / Twitter
Fitbit Charge 4 Activity Tracker GPS + Heart Rate - Black | P.C. Richard & Son
facelessloser on Twitter: "Inside the #fitbit charge hr That battery is tiny. Test pads everywhere. Bluetooth antenna? No its other water proof https://t.co/3uvQPefydx" / Twitter