It will be able to give you a steady stream of conveying cold wind,bring a trace of coolness when you are at exercise rest time,crowded concert scene,muggy air. You don't worry about hot weather.Dear customer,If you want to buy more than 20pcs these at once. You can enjoy a Group Buying Discount and save more money, Please contact us to note your wishing list, wish you happy shopping!Features:1. Durable in use and practical2. Waterproof and Portable3. Giving you a cool summer timeSpecification:Size: As shownMaterial: TPE plasticColor: PinkNote:Only apply to Android Phone that supports OTG function.Package include:1 x USB Fan