I use the Ikea Air Quality Sensor which has a Hubitat driver.
Please note: this is a very chatty device, so I've put in place means to cut down it's very verbose chattiness. (thank you @John_Land ).
https://www.ikea.com/ca/en/p/vindstyrka-air-quality-sensor-smart-30498239/?utm_source=google&utm_medium=organic-shopping&utm_campaign=shopping_feed&utm_content=free_google_shopping_clicks_LightingHomeelectronics&gad_source=1&gad_campaignid=15835029255&gclid=Cj0KCQjwwZDFBhCpARIsAB95qO315TQmCp1t5Irf_EfgaRnmyWqn2ydGook_1-Y9bMBIVmaRFPUQJiIaAoLIEALw_wcB
the driver:
(thank you @kkossev )