20Pcs ID Card Key Fobs RFID Proximity 125KHz TK4100 Read Only Tag Square Blue

Features:
ID key fob is made of ABS with stainless steel key ring.
The TK4100 125KHz RFID card only can read, can not be reprogrammed or rewrite.
This proximity ID token tag has characteristics of small appearance, not fade, waterproof, easy to carry, can be hung on the key, durable and long service life.
The RFID ID card is widely used for identification, such as door entry access control system, residential property elevator and parking lot management, public transportation, hotel management, etc.
Note: Individuals cannot use it directly; it needs to be entered into the system by the property staff or management staff and then activated to use.

Specifications:
Model: TK4100
Color: Blue
Material: ABS
Shape: Rectangle
Applicable Frequency: 125KHz
Body Size: 45x31x5mm / 1.77x1.22x0.2 inch (L*W*T)

Package Includes:
20 x ID Card Key Fobs