Our Blank 125KHz Proximity Key Fobs offer a secure and convenient way to control access without the need for photo ID. The pocket-sized fobs easily attach to keyrings and lanyards, and their battery-free design allows for unlimited reads. Sold in packs of 100, each fob measures 83 x 2 x 0.5mm and operates at 125KHz.Offers secure and convenient access control without photo IDPocket-sized and easily attachable to keyrings and lanyardsBattery-free design allows for unlimited reads