Template or ZHA device handler ?

  - platform: template
    covers:
      room1_shutter:
        position_template: "{{ is_state('switch.room1_shutter','off') }}"
        open_cover:
          service: switch.turn_on
          data:
            entity_id: switch.room1_shutter
        close_cover:
          service: switch.turn_off
          data:
            entity_id: switch.room1_shutter
        stop_cover:
          service: zha.issue_zigbee_cluster_command
          data:
            ieee: '20:91:8a:00:00:09:XX:XX'
            endpoint_id: 1
            cluster_id: 8
            cluster_type: in
            command: 3
            command_type: server
        icon_template: >-
          {% if not states('switch.room1_shutter') %}
            mdi:window-shutter-open
          {% else %}
            mdi:window-shutter
          {% endif %}