Home Assistant Blueprint: Turn off a light when no motion is detected.

no_motion_light_off.yaml

blueprint:
  name: No Motion - Light Off
  description: Turn off a light when no motion is detected.
  domain: automation
  source_url: https://gist.github.com/brettvitaz/223151868704e40ddac8023df06be7f0
  input:
    motion_entity:
      name: Motion Sensor
      selector:
        entity:
          domain: binary_sensor
          device_class: motion
    light_target:
      name: Light
      selector:
        target:
          entity:
            domain: light
    no_motion_wait:
      name: Wait time
      description: Time to leave the light on after last motion is detected.
      default: 120
      selector:
        number:
          min: 0
          max: 3600
          unit_of_measurement: seconds

# If motion is detected within the delay,
# we restart the script.
mode: restart
max_exceeded: silent

trigger:
  - platform: state
    entity_id: !input motion_entity
    from: "off"
    to: "on"


action:
  - alias: "Wait the number of seconds that has been set"
    delay: !input no_motion_wait
  - alias: "Turn off the light"
    service: light.turn_off
    target: !input light_target

Desired operation:

• trigger: light is on (turned on?)
• action: wait for no motion, wait specified time, turn off light