Stay cool with this Portable, fun, and stylish, 2 in 1 Mini Phone Fan. It is fit for most smartphone with OTG function support. Great for use at any desk or workstation. It leaves space for you to imprint a message, slogan or company logo so your brand will be seen far and wide . A simple yet effective way to have your logo spread to potential customers. Great for give away on trade show or promotional with logo on it.