RFID refers to radio frequency identification technology. It is tremendously effective for getting and transmitting the signal. RFID technology is more advantageous compared to its bar coding counterpart. Its main advantage is that it does not need to be kept with the direct contact of the scanner or reader. The reader or scanner can exchange information with RFID tags from a certain distance.
Two types of RFID tags are there such as active and passive tags. Active tags are more expensive compared to their passive counterparts. You may search for the RFID chip timing Hayward California on the Internet to obtain more information in this regard.