Designed with compact size and light weight, the memory card reader is easy to carry around. What this memory card reader can offer you is stable and high speed reading, which helps you to improve work efficiency. Made of high-quality ABS and metal material, it is lightweight and durable to use. The length of this product is 3.5cm, the width is 2cm, and the height is 0.8cm. It is compatible for Windows 98/98SE/2000/ME, for Mac OS 8.6 or later systems. The reader supports plug-and-play function, and you can use it without driver. Item Name: Memory Card Reader Material: Metal,ABS Color: Random Color Applicable Card Type: TF Card Transmission Speed: USB 2.0 Applicable Operating Systems: for Windows 98/98SE/2000/ME, for Mac OS 8.6 or Later Operating Temperature: 0 degrees Celsius-70 degrees Celsius Storage Temperature: 10 degrees Celsius-90 degrees Celsius Humidity: 10%-90% Size Details: 3.5cm x 2cm x 0.8cm/1.38" x 0.79" x 0.31" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 10 x 1 x Memory Card Reader