Enjoy year-round comfort with the Dyson Hot+Cool HF1. Its advanced Air Multiplier technology amplifies the surrounding air for high-velocity cooling. There are no spinning blades, so the airflow is smooth and uninterrupted and it's safe around kids and pets. Its Intelligent control lets you pre-heat your room before you get home so it's perfect when you walk through the door. And with precise oscillation angles and a touch-tilt feature, you can direct the airflow exactly where you need it.