The SmartAir Cool + Purify Bladeless Fan is two products in one: a dual filtration air Purify and a powerful cooling Bladeless Tower Fan. One solution for cool, clean and purified air. With twelve fan speeds, four wind modes, adjustable oscillation, an auto-shut off timer, purifying HEPA filtration and an ioniser to clean the air you breathe, SmartAir is the bladeless fan that does it all. The 4 wind modes are: Day Wind; features a wide range of speeds to choose from to help keep you cool all day. Sleep Wind; is ideal for night-time as the lower speeds are quieter, perfect for a peaceful night. Baby Wind; is quieter and lower speeds are perfect for gently cooling a room with minimal disruption. Smartwind; is an intelligent mode which adjusts fan speed according to the temperature of the room to keep you cool! Plus it features the adjustable oscillation: whether you want fresh and clean air circulated around your whole room or just want a cooling breeze pointed directly at you, with f