Adjustable: Features three adjustable speeds to suit your needs. Portable: Slimline and lightweight design which can be taken with you on the go. USB rechargeable: Can be used for up to seven hours on one full charge and recharges in around four hours. Two colours: Choose between starry sky black and milk white. Fan: Get a portable bladeless fan. Bladeless design: Stay cool without risking any damage to your fingers. | Sky USB Portable Bladeless Fan - Black | Wowcher