An RFID reader and writer is a device which can read and write to RFID tags. Available in a wide variety of forms, from fixed readers, able to read a number of tags travelling through an entrance (e.g. on a pallet) to Windows based handheld computers with built-in RFID readers.
So you have heard of RFID but you dont know exactly what it can do. Below is a quick guide on what RFID is along with some advantages and disadvantages of using it to track your products.