home-assistant.io/source/_components/sensor.uptime.markdown

layout	title	description	date	sidebar	comments	sharing	footer	ha_category	ha_iot_class	logo	ha_release	ha_qa_scale
page	Uptime Sensor	Instructions on how to integrate an uptime sensor into Home Assistant.	2017-10-13 10:30	true	false	true	true	Utility	Local Pushing	home-assistant.png	0.56	internal

The uptime sensor platform displays the time since the last Home Assistant restart.

{% linkable_title Configuration %}

To enable this sensor, add the following lines to your configuration.yaml:

# Example configuration.yaml entry
sensor:
  - platform: uptime

{% configuration %} name: description: Name to use in the frontend. required: false type: string default: Uptime unit_of_measurement: description: "Units for uptime measurement in either days, hours or minutes." required: false type: string default: days {% endconfiguration %}

{% linkable_title Example %}

# Example with configuration variables
sensor:
  - platform: uptime
    name: Time Online
    unit_of_measurement: hours