This Dyson Hot+Cool Jet Focus uses Air Multiplier technology which means no spinning blades and no choppy air, just a smooth, cool airflow. It's just like standing on a clear mountain top without the danger. Fancy more of a tropical vibe? No problem. It doesn't just cool you down, it also throws out warm air to get your room to the perfect temperature in no time. And if you're the set it and forget it type, you'll love the sleep timer feature. Just set it to switch off anytime from 15 minutes to 9 hours - no need to stir from your cosy blanket nest.Good to know- Its smooth oscillation directs airflow all around your room keeping it cool and comfortable- There's no visible heating elements and it shuts off automatically if it gets knocked over so it's nice and safe- Easily control the temperature with the included remote control- It's easy to keep clean as there's no awkward safety grill or blades - just wipe with a cloth