The Sourcing Map 125KHz RFID Wristband with TK4100 chip is a reliable, read-only proximity ID bracelet designed for secure access control and identification. Operating at 125 kHz, this lightweight and waterproof RFID wristband is ideal for events, clubs, offices, gyms, and time/attendance systems. Its simple, durable design ensures long-lasting use without reprogramming or maintenance.
