Leather smart key tag Competitive price &best quality Size:33*48*4. ... parking system,time and attendance. PJ0005 Leather smart key tag Parameter ListDescriptionLeather RFID keychainPhysicalModelPJ0004PJ0005PJ0006PJ0007RemarksThickness5.5mm4.5mm4.5mm4.5mm±0. ... JWL872Application:Bus,car parking system,time and attendance,ID identification,ticket,One-card collection,Product Marking,etc.