I was far more impressed by this dryer than I thought I would be. On the surface, it doesn't seem like it would work for most people: It has just one speed setting, and its heat settings are Cold, Full Heat (172 degrees Fahrenheit), or Smart, which automatically adjusts the heat as your hair dries. It also doesn't have a diffuser and it's very expensive. But alas, it became one of my favorites.
I've never been able to dry my hair in its natural state without a diffuser, unless I'm planning on going through it with a flat iron later. I thought the Volo would destroy my curls, but it didn't. The speed was just enough to dry the hair, but it doesn't blow it all over the place, so curls are left intact—some diffusers do more harm than this did. Likewise, it's hot enough to dry the hair, but doesn't burn your flesh as it flashes across your face. Being cordless is nice, but it weighs around 2.8 pounds, and that starts to feel heavy quickly. The battery lasts roughly 25 minutes or so, which is usually not enough time for my hair to be completely dry. On a normal day, I only dry it halfway and plop my curls before or after (occasionally using Volo's own air towel), but that could be a dealbreaker for some.
The Volo Go Cordless Dryer has one speed and two heat settings, plus cold.