RFID Chip: NXP DESFire EV3 4K
Communication Standard: ISO/IEC 14443-2/3 A
Material: PA6
Colour: Black
Length x Width x Thickness 45 x 30 x 2.2 mm (1.77 x 1.18 x 0.08 in)
Operating Temperature -25 to 85 ºC (-13 to 185 ºF)
High Temperature Storage 85 ºC (185 ºF) for 72 hours
Low Temperature Storage -25 ºC (-13 ºF) for 72 hours