Identification Detection Frequency Indicator Detector Control Keyring

[Dual Frequency Detection] This versatile RF identification field detector accurately identifies both low-frequency (125 kHz) and high-frequency (13.56 MHz) signals, making it ideal for testing various access control systems. Its wide frequency range ensures compatibility with most RFID systems. [Development Tool] An invaluable asset for hardware and firmware developers, this detector simplifies the debugging process. It instantly confirms the presence and frequency of fields to accelerate your development workflow and troubleshooting tasks. [Essential Penetration Testing] Quickly identify RF fields during security assessments with this rapid recognition tool. Security experts can efficiently evaluate vulnerabilities and improve protection measures thanks to its instant field detection capability. [Battery-Free Operation] The innovative design requires no power source, automatically activating upon detecting RF fields. A clear LED indicator instantly displays the detected frequency, offering reliable performance with no maintenance or additional costs. [Compact and Portable Design] Designed for convenience, this small detection card fits easily on your keychain for convenient access anytime. Its discreet size doesn't compromise functionality, making it an indispensable tool for security professionals and technicians on the go.