This is a set of two cool fans. They are new and unused. I purchased them on Amazon for about 8600 yen for one box. I am selling them because I don't seem to have an opportunity to use them. [Midori Anzen] Cool Fan Regular Fan Single WE20 Fan 6.3 [Important Notes] *Please read the instruction manual before use. *Do not attach to clothing from other companies, or use in combination with fans, batteries, cables, or charging adapters from other companies. This may cause damage, malfunction, or accidents. We are not responsible for any problems caused by using these products in combination with products from other companies.