What this product is
Blue Pure 211i Max is a device sold by Blueair.
From the maker's page. See the maker's page ↗ We don't repeat the maker's health claims.
What it measures
It shows particle readings (PM1, PM2.5, PM10) on the unit, per this review. testedharbor.com ↗
How well it works in independent tests
RTINGS lab testing measured 419 CFM PM1.0 CADR at maximum, close to the maker's published smoke CADR of 435. testedharbor.com ↗
Subscription
The reviewer says schedules and remote features need Wi-Fi and an account; no paid plan is mentioned. testedharbor.com ↗
Battery life
Not battery powered; the maker says the main filter can last up to nine months. testedharbor.com ↗
What the maker offers
The reviewer lists a washable fabric prefilter plus a combined particle and carbon filter. testedharbor.com ↗
Each line rests on a passage quoted word for word from the linked page (hover the link to see it). Accuracy comes only from pages independent of the maker.
About this kind of device
Air pollution (outdoor and indoor)
Air pollution is a mixture of solid particles and gases in the air.
Main risk: Short-term exposure to higher levels of outdoor air pollution has been linked to reduced lung function, asthma, heart problems and hospital stays.
Research stage 2: small studies in people. What it measures and the research →
This is research on this kind of device in general, not proof that this model is accurate or right for you.
Outside reviews
No independent reviews of this product found yet.
This is general information gathered from the sources listed, not medical advice. Talk to your doctor before starting anything new.