Whadda RFID Cards – Reliable RFID Transponders for Maker Projects
These Whadda RFID cards are passive transponders in card format, ideal for access control systems, identification projects, and DIY electronics. The set contains 10 cards compatible with most 125 kHz RFID reader modules.
10 cards for multiple projects – great for test setups and multi-installation use
Passive technology – no battery changes or maintenance required
Standard 125 kHz frequency – compatible with most readers for Arduino and Raspberry Pi
Unique ID per card – easy integration into existing systems
24-month manufacturer warranty for long-term reliability of your projects
What Makes These RFID Cards Stand Out
Unlike key fobs or tokens, these cards offer a flat, practical form, and their passive design makes them particularly durable. They can be read with common 125 kHz readers, making them suitable for a wide range of projects.
Ideal for...
Electronics enthusiasts, makers, and hobbyists who want to incorporate RFID into their projects. Also suitable for small businesses or educational institutions setting up access control or attendance tracking systems.
How to Use Whadda RFID Cards
The cards require no initialization. Simply hold the card near a compatible RFID reader (125 kHz). Each card has a unique ID detected by the reader. You can store the card numbers in your software to assign permissions.
Whadda is a brand of Velleman specializing in DIY electronics projects. It offers components, modules, and kits for makers, electronics enthusiasts, and hobbyists. Whadda products are known for good quality and ease of use.
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