home-assistant.github.io/source/_components/sensor.uptime.markdown
Kevin Fronczak 347f0913ab Docs for uptime sensor (#3614)
* Docs for uptime sensor

* Update platform name
2017-10-14 19:37:06 +02:00

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---
layout: page
title: "Uptime Sensor"
description: "Instructions how to integrate an uptime sensor into Home Assistant."
date: 2017-10-13 10:30
sidebar: true
comments: false
sharing: true
footer: true
ha_category: Sensor
ha_iot_class: "Local Pushing"
logo: home-assistant.png
ha_release: 0.56
---
The `uptime` sensor platform displays the time since the last Home Assistant restart.
To enable this sensor, add the following lines to your `configuration.yaml`:
```yaml
# Example configuration.yaml entry
sensor:
- platform: uptime
```
Configuration variables:
- **name** (*Optional*): Name of the sensor. Defaults to `Uptime`.
- **unit_of_measurement** (*Optional*): Units for uptime measurement in either `days` or `hours`. Defaults to `days`.