Features: 1. Durable material: This product is made of high-quality material, durable, long service time, firm and stable in use. 2. Compact and portable: being so mini and light-weight, this product does not take much space and could be easily taken away. 3. Meticulous workmanship: The meticulous design, perfect in workmanship, durable and long service time. 4. Fashion: The surface oxidation coloring is not only lightweight and stylish, but also greatly improves the heat dissipation performance of the card reader. 5. High-speed reading and writing: Wonderful without waiting, which could easily meet the needs and bring you a more enjoyable use experience. This product is a flashcard, instant storage,photos and videos could be taken as you wish, always recording beautiful moments. Specifications: Material: plastic Size: 3.3cm* 3cm*0.4cm Interface type: DS Connection method: in-line Package Included: 1 * Flashcard Notes: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.