tuya-local/custom_components/tuya_local/devices/kkmoon_airquality_monitor.yaml

name: Air quality
product:
  - id: ezovdhzaxsovyzf0
    name: 7in1 air quality meter
primary_entity:
  entity: sensor
  name: Air quality
  icon: "mdi:factory"
  dps:
    - id: 21
      type: string
      name: sensor
secondary_entities:
  - entity: sensor
    name: PM 2.5
    class: pm25
    dps:
      - id: 2
        type: integer
        name: sensor
        unit: µg/m³
        class: measurement
  - entity: sensor
    name: Formaldehyde
    class: volatile_organic_compounds
    dps:
      - id: 27
        type: integer
        name: sensor
        unit: µg/m³
        class: measurement
  - entity: sensor
    name: Temperature
    class: temperature
    dps:
      - id: 12
        type: integer
        name: sensor
        unit: C
        class: measurement
        mapping:
          - scale: 10
  - entity: sensor
    name: Humidity
    class: humidity
    dps:
      - id: 13
        type: integer
        name: sensor
        unit: "%"
        class: measurement
  - entity: sensor
    name: Volatile organic compounds
    class: volatile_organic_compounds
    dps:
      - id: 14
        type: integer
        name: sensor
        unit: µg/m³
        class: measurement
  - entity: sensor
    name: CO2
    class: carbon_dioxide
    dps:
      - id: 15
        type: integer
        name: sensor
        unit: ppm