Lowest price ever on the Dyson Purifier Hot+Cool™ Gen1 HP10! Click here to get it for just $399.99. Air Multiplier technology circulates purified air throughout the whole room.¹ All year-round purifier. Heats in the winter, cools you in the summer. Curved and magnetized remote control stores neatly on the machine. Not app compatible. Oscillates up to 350° Programmed to turn off after pre-set intervals of