RETSOL LS 450 Laser Barcode Scanner BIS Approved Handheld 1D USB Wired Barcode Reader Optical Laser High Speed for POS System Supermarket Here’s a high performance barcode reader that gives ...

Inventory software programs now on the market let you track usage, monitor changes in unit dollar costs, calculate when you need to reorder, and analyze inventory levels on an item-by-item basis.

Based on an idea from a Pauldotcom episode, he set out to make a rapid attack device, using an LED to spoof the signals that would be received by scanning a barcode. By exposing the POS to a set ...