This device supports automatic patrol functionality. When access control data is written to the device, it can automatically recognize and trigger door unlocking. It is a compact and versatile RFID reader capable of cloning and emulating various RFID tags and cards. It supports multiple RFID frequencies, including 125 kHz and 13.56 MHz. This tool is suitable for professionals and enthusiasts working with RFID technology. Its portable design allows for convenient use in different environments.<br> Upgraded features include a restart function and automatic patrol function. The Chameleon Ultra version includes a restart feature—pressing two buttons simultaneously resets the device in case of power interruption.<br> Product appearance, color, and printed text may vary slightly between batches due to manufacturing differences; these variations do not affect performance.<br> Color: Black & Transparent<br> Material: Plastic<br> Package Includes:<br> - 1 x RFID Reader<br> - 2 x Adapter (random color and appearance; no specific color or style guaranteed)<br> - 1 x USB Cable (random color; no specific color guaranteed)<br> Note: Colors shown in images may vary slightly from the actual product due to lighting and display settings. Dimensional tolerance: ±1–3 cm.