15 Cyber Monday Dyson Deals to Shop Before Time Runs Out

Dyson Purifier Hot+Cool Formaldehyde Purifying Fan Heater HP09 ($799, originally $1,000)

This multifunctional air purifier from Dyson not only cleanses the air, it also serves as a space heater and fan. It features formaldehyde detection, and its catalytic filter can break down formaldehyde molecules into water and carbon dioxide. If you're in the market for something that can do it all, this is worth the splurge, especially when it's $200 off.