RFID RXK03 Key Fob available with all major chips. Specifications of RFID RXK03 Key FobHousing MaterialABSDimensionsL 37 mm × W 30 mm × T 7.57 mm WeightNW 5.04 gStandard ColourBlack, Blue, Yellow, Red, Grey, GreenPrinting MethodSilkscreen PrintingNumber PrintingInkjet Printing, Laser PrintingOther Available OptionChip EncodingTemperature-10 °C to +50 °C125KHz ChipsEM4100 / H4100 / ...