specially designed for the intelligent paking lots system,roa and bridge toll stations and other automatic dispenser card systems.A card reader RF antenna installation location will enable card issuesin the process of complete literacy;Pre-dispense function and pre-reading function accelerate dispensing speed to alleviate the queue of vehicles getting cards.Card having not removed overtime automatically recovery function prevents malicious lost cards.Diretly connect to the detector signal to achievenent cads collection when car is coming