Name: Epoxy card packaged chip: EM4100, FM1108, I-CODE 2, S50, S70, T5557, TK4100 and so on. Housing Material: ABS / PVC + imported Epoxy (PS / soft) Operating temperature: -20 ° C ~ 55 ° C Packaging Technology: ABS plastic shell ultrasonic welding of international protection agreements:. IP67, IP68 Features:? Small and exquisite appearance, sturdy durable, do not fade. ? Product waterproof, shockproof, anti-corrosion. ? May channeling hung on the key ring for easy carrying. ? A variety of styles and colors to choose from. ? Providing the look and design can be customized. ? 125Khz / 13.56Mhz can demand a variety of chip package, a composite package. ? Can be sprayed ID code, serial number. Applications: membership management, integration, consumer systems, card payment, product identification, school management, community management, access control, time and attendance, identification, transportation, parking, skiing, tickets and the like;