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

name: Anko fan
primary_entity:
  entity: fan
  dps:
    - id: 1
      type: boolean
      name: switch
    - id: 2
      type: string
      name: preset_mode
      mapping:
        - dps_val: normal
          value: normal
        - dps_val: nature
          value: nature
        - dps_val: sleep
          value: sleep
    - id: 3
      type: integer
      name: speed
      range:
        min: 1
        max: 8
      mapping:
        - scale: 0.08
    - id: 4
      type: string
      name: oscillate
      mapping:
        - dps_val: "auto"
          value: true
        - dps_val: "off"
          value: false
    - id: 6
      type: integer
      name: timer
secondary_entities:
  - entity: number
    name: Timer
    icon: "mdi:timer"
    category: config
    dps:
      - id: 6
        type: integer
        name: value
        unit: s
        range:
          min: 0
          max: 9