1, the volume of ultra-small portable easy to use about 135 grams of folding can not occupy space (only a common express single 1/3 area) full shrinkage size is only 18 * 9 * 2 cm style adjustable, so we called it Transformers;
2. 4 with a protective pad to prevent slipping, and effectively protect the books are not scratched;
3. Classic fashion, fine workmanship, 2 7CM fan air volume large, easy to use;
4. Directly using USB power supply;
5. Products are exported to Europe and America, Japan and other countries, quality assurance, genuine