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

name: Air purifier
products:
  - id: k2mlahbu9v4xxdlb
    manufacturer: Breville
    model: Easy Air
entities:
  - entity: fan
    icon: "mdi:air-purifier"
    dps:
      - id: 1
        name: switch
        type: boolean
      - id: 4
        type: string
        name: speed
        mapping:
          - dps_val: low
            value: 25
          - dps_val: mid
            value: 50
          - dps_val: high
            value: 75
          - dps_val: turbo
            value: 100
  - entity: switch
    name: Night mode
    category: config
    icon: "mdi:lightbulb-night"
    dps:
      - id: 8
        name: switch
        type: boolean
  - entity: switch
    name: Micro shield
    category: config
    icon: "mdi:shield-bug"
    dps:
      - id: 9
        name: switch
        type: boolean
  - entity: sensor
    name: Filter days left
    class: duration
    category: diagnostic
    icon: "mdi:air-filter"
    dps:
      - id: 16
        name: sensor
        type: integer
        unit: d
  - entity: select
    translation_key: timer
    category: config
    dps:
      - id: 19
        type: string
        name: option
        mapping:
          - dps_val: "cancle"
            value: cancel
          - dps_val: "2"
            value: "2h"
          - dps_val: "4"
            value: "4h"
          - dps_val: "8"
            value: "8h"
  - entity: sensor
    translation_key: time_remaining
    category: diagnostic
    class: duration
    dps:
      - id: 20
        name: sensor
        type: integer
        unit: min