Support system: Android WinXP/2003/VISTA/2008/Windows7/WIN8/10 or above 32/64BIT/MAC High Speed 2.0 Chip 1. Plug and play small and exquisite 2. The card reader supports hot swap, plug and play function 3. No external power supply required 4. The card reader adopts high-speed USB2.0 interface. 5. Unlimited plug and play capacity: If you want to change the capacity of the card reader, you only need to replace the digital memory card with the required capacity. 6. Exquisite and convenient, your digital memory card no longer need to worry about storage. 1. Due to different monitors and lighting effects, the actual color may be slightly different from the image 2. Due to manual measurement, please allow 1-3cm deviation Size: 53.5*25mm (wire not included) Shipping color: black Quantity shipped: 1