125KHz RFID Key Fob Tags (100 pcs), Read-Only Keychain Cards Compatible with EM4100/TK4100

Reliable RFID Access Solution for Everyday Security Needs Enhance your home, office, or commercial property security with this 100-pack of 125KHz RFID keyfob proximity cards. Designed for compatibility with EM4100 and TK4100 chip readers, these read-only RFID tags provide a dependable and cost-effective access control solution. Whether you're managing an apartment complex, hotel, or corporate facility, these keyfobs offer fast and contactless entry with a simple scan. Crafted from durable ABS plastic, each keyfob is built to resist wear, moisture, and harsh environmental conditions, making them ideal for both indoor and outdoor use. The waterproof construction and compact keychain format make them easy to carry and use daily—no charging or batteries required. With each tag pre-programmed and secured, you get peace of mind knowing your access system is tamper-resistant and consistent. Whether you're upgrading an existing setup or equipping a new system, this 100-piece set delivers both quality and quantity at a great value.

• High Compatibility & Performance: Compatible with EM4100, TK4100 chip protocols, these 125KHz RFID keyfob cards ensure stable, reliable access control performance across a wide range of RFID-enabled systems and readers.
• Durable & Waterproof Design: Made with high-quality ABS plastic, each RFID keychain tag is built to withstand daily wear, rain, and humidity—ideal for both indoor and outdoor environments like homes, offices, hotels, and warehouses.
• Easy to Carry & Use: Lightweight and compact keyfob design easily attaches to keyrings, lanyards, or badge holders for convenient everyday use. Simply scan near the reader—no battery or physical contact needed.
• Read-Only & Secure: These RFID cards are pre-programmed and read-only, which means they cannot be altered, providing a secure and tamper-resistant solution for entry systems and access control.
• Value Pack of 100: Comes in a bulk pack of 100 keyfobs—perfect for property managers, business owners, or building administrators needing a cost-effective solution for large-scale security setups.