Place of Origin
Shanghai, China
Printing Option
Silk-screen printed, Laser engraved
Size
Custom as your request
Chips
Mifa 1k s50/s70, i code, ultralight,f08
Weight
Depend on your size
Standard Colors
Grey, blue, yellow, red, white and purple or customized
Operating Temperature
-10°C ~ 80°C
Antenna
strong copper coil antenna