Amazon's Halo fitness trackers promised something different, but the entire line vanished after just a few years from the ...

Amazon is pulling the plug on its more recent fitness trackers. Here's the list of impacted devices, what you should do with the tech, and how you may qualify for a refund.

When you buy through our links, Business Insider may earn an affiliate commission. Learn more Like many people, the list of things I check when picking up my phone throughout the day has become pretty ...