Key Specifications/Special Features: Frequency: 13.56MHz IC: NXP I-CODE SLI Memory: 1,024 bits Dimensions: Antenna: 45 x 45mm Product: 50 x 50mm Temperatures: Working: -10 to 50°C Storage: -5 to 40°C Materials: Substrate material: PET Antenna: aluminum etching Encapsulation: paper adhesive Working modes: reading/writing Reading distance: approximately 10 to 100cm (depends on working environment and readers) Applications: libraries, expo tickets and more Payment Details: Payment Terms: L/C at Sight or T/T Minimum Order: 5000 Pieces Delivery Details: FOB Port: Xiamen Lead Time: 10 - 20 days