General description The Proxmark3 512M RFID Card Reader IC/ID Key Writer NFC Programmer Kit is designed for efficient data reading and writing. It features built-in high-frequency and low-frequency antennas that enhance performance and usability. Technical specifications Material: PC + Metal Color: Black Measurement allowed error: +/- 1-3 cm Usage Reads the entire data card without interruption. In offline mode, it can be powered using a power bank. Simple and convenient to cancel the lithium battery. Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.