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

name: ARLEC SMART Fan
primary_entity:
  entity: fan
  dps:
    - id: 1
      type: boolean
      name: switch
    - id: 4
      type: string
      name: direction
    - id: 3
      type: integer
      name: speed
      range:
        min: 1
        max: 6
      mapping:
        - scale: 0.03
    - id: 102
      type: string
      name: preset_mode
      mapping:
        - dps_val: normal
          value: normal
        - dps_val: sleep
          value: sleep
        - dps_val: breeze
          value: breeze
    - id: 103
      type: integer
      name: timer