One of our favorite air purifiers is down to a near record-low price for the Amazon Spring Sale

Levoit's Core 400S air purifier is down to $190 from its usual $220 price, thanks to the Amazon Spring Sale. While it’s not the lowest price we’ve seen — the air purifier briefly hit $177 last year — it’s still a solid discount on one of the most convenient air purifiers for large spaces. Just clip the $30 on-page coupon to get the discount. <br /> We’ve featured Levoit in our list of the best air purifiers for its strong performance and smart features. The Core 400S can cover rooms up to 1,980 square feet using a three-stage filtration system to capture allergens, dust, pet dander and smoke. It also includes a smart sensor that adjusts fan speed based on air quality, so you’re not running it at full blast when you don’t need to. <br /> <br /> <b [...]