Compatible with most 125KHz RFID cards, this reader supports EM4100 ID cards, 5200 cards, EM4305 cards, and T5577 cards. It is not compatible with 13.56MHz IC cards, UHF cards, UID cards, HID iClass, HID ProxCard II, or HID ProxKey III. Compact and portable, the device is similar in size to a smartphone and designed for a comfortable grip. Powered by two AAA batteries, it is easy to operate and convenient to carry for onthego use. Equipped with a builtin buzzer and LED indicator, it provides clear feedback during operation. The reading distance ranges from 0 to 6 cm (0 to 2.4 inches), allowing quick and reliable card detection. Ideal for multiple security and access control applications, this RFID card reader can be used in residential homes, gated communities, schools, offices, hotels, and elevators. It offers an efficient solution for monitoring and controlling access where secure entry is essential. Key Benefits: Broad compatibility with 125KHz RFID card types for flexible use. Lightweight, ergonomic design for comfort and portability. Simple batterypowered operation requiring only two AAA batteries. Clear visual and audio indicators for easy confirmation of successful reads. Reliable shortrange reading for enhanced security. Practical Applications: 1. Control entry to apartment buildings or gated neighborhoods, ensuring only authorized individuals can enter. 2. Manage access to employeeonly areas in offices for improved workplace security. 3. Provide keyless room entry in hotels while maintaining safety and convenience for guests.