Lightweight body, mini design; ABS plastic flame-retardant casing, small and light; interior controlled by high-quality microchip; fast card reading performance. Compliant with CCID and PC/SC standards; supports IC/ID dual-frequency operation; plug-and-play, no driver or software installation required; when connected to a computer via USB cable, the device is automatically recognized. Supports UID, FUID, CUID, UFUID, and IC semi-encrypted cards, as well as IC full-encryption cards; features USB full-speed interface; two-color LED indicator (red for standby, green for active operation); built-in buzzer for audible feedback. Product Parameters: Interface: USB full-speed Working Voltage: 5 V DC Working Current: 200 mA Standby Current: 50 mA Normal Operating Current: 100 mA Smart Card Support: 13.56 MHz IC cards including UID, FUID, CUID, UFUID, IC semi-encrypted, and IC full-encryption types. Supported Operating Systems: Windows only; not compatible with Linux or macOS. How to Use the Card Reader: (1) Connect the device to your computer using the included USB cable. (2) Launch the software on your computer. To Read and Write 13.56 MHz IC Cards: 1. Place the card on the reader and click “Card Number” or “Start Decoding” in the software. 2. The software will scan and display the card number. 3. Place a writable UID card (13.56 MHz writable chip) on the reader and click “Write Card” in the software. Color: Black Material: Plastic Dimensions: 108 × 68 × 12 mm Package Contents: 1 × RFID Reader 5 × UID Key Fobs 5 × UID Cards 1 × USB Cable Note: Lighting conditions and screen settings may cause slight color variation between the image and the actual product. Measurement tolerance: ±1–3 cm.