5/20/50/100 - Yellow 125Khz RFID Proximity ID Card Token Tags Re-Writable Keyfobs 5/20/50/100 - Yellow 125Khz RFID Proximity ID Card Token Tags Re-Writable Keyfobs

Operation Frequency: 125KHzDetecting distance: 8-20cmColor: YellowSize: 35mm (L) x 27mm (W)Water resistantEach tag comes with a key ringEach tag has been pre-programmed with a unique ID（can not be changed, unless...

Operation Frequency: 125KHzDetecting distance: 8-20cmColor: YellowSize: 35mm (L) x 27mm (W)Water resistantEach tag comes with a key ringEach tag has been pre-programmed with a unique ID（can not be changed, unless...