... plastic ID key tag for petro china 1.Frequency:125KHz 2.Housing:ABS,Ultrasonic plastic welding 3.Access contro Detail for the products:1 ... PVC ABS PU outer covering with enbedded chip and coils for multiple-purpose application. 2.Chip types: EM4100,EM4200,EM4305,EM4450 ... days after received the paymentSamples 3-4 working daysCourier for samplesUse DHL, FEDEX,UPS Delivery methodsAs your requests