input_boolean:
  guest_wifi:
    name: "Wifi Guest"
    initial: off
    icon: mdi:access-point-network
    
fritzbox_guestwifi:
  host: "192.168.178.1"
  username: !secret fb_username
  password: !secret fb_password

group:
  fritzbox:
    name: Fritz!Box
    entities:
      - input_boolean.guest_wifi

automation:
  - action:
    - service_template: fritzbox_guestwifi.turn_{{ states.input_boolean.guest_wifi.state }}
    alias: "Wifi Guest"
    hide_entity: True
    condition: []
    trigger:
    - entity_id: input_boolean.guest_wifi
      platform: state