125KHZ RFID Read only Silicone Adjustable Bracelet, Black.
This adjustable RFID bracelet is used for ID access.
Specification:
Chip: EM4100
Frequency: 125 KHz
Reading distance: 2-4cm
Reading time: 1-3MS
Working temperature: -20°C to +55°C
Material: Silicone, water resistant
Color: May get black or green