E-paper price tags have become popular for retail stores over the past few years, which is great for hackers since we now have some more cheap commodity hardware to play with. [Aaron Christophel ...

If you’ve recently braved the pandemic long enough to make a trip to a big box retailer, you may have spotted a few massive e-paper price tags affixed to large items like appliances. These seven ...

are replacing paper-and-ink price tags with electronic labels that can be used to quickly raise or lower the price of an item. Electronic shelf labels are already common in Europe and will become ...