Item: ABS Token Size: 25mm, 30mm,34mm, etc (can custom make) Thickness: 4.5mm Antenna: copper antenna Material: ABS Color: black or white(can custom make) Frequency: 13.56Mhz or 125Khz Chips Optional: TK4100, EM4200, FM1108, NXP S50,NXP Ultr/Ult-C, ICODE SLI/-X, Ntag213, etc; Read Distance: 1~5cm (depends on reader) Storage Temp.: -25~60 degrees Working Temp.: -25~60 degrees We offer a broad range of RFID Hard Tag, Electric Seal Tag for use in the demanding and harsh environments commonly found in the manufacturing, aerospace, automotive, maritime, oil, gas and chemical industries, as well as logistics and supply-chain applications. It includes ABS Token, Silicone Tag, E-seal tag, etc