The air quality sensors were the most interesting for me, but I found the alerts quite alarming. I got pretty frequent VOC alerts and a couple about toxic air and formaldehyde, which made sense after painting or cleaning. But I also got VOC alerts where I couldn’t identify any possible cause. Underbaked and OverpricedPhotograph: Simon HillThe Ultrahuman Home could eventually be an interesting and useful gadget that integrates with your smart ring and smart home. For now, you could buy a really good air quality monitor for half the price.