From ad6ccb78bc7f6a62eab249db29bb8f5d74163605 Mon Sep 17 00:00:00 2001
From: Paulus Schoutsen <paulus@home-assistant.io>
Date: Fri, 23 Nov 2018 11:35:53 +0100
Subject: [PATCH] Add timestamp device class (#147)

---
 docs/entity_sensor.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/entity_sensor.md b/docs/entity_sensor.md
index 4af416d2..6a25ae10 100644
--- a/docs/entity_sensor.md
+++ b/docs/entity_sensor.md
@@ -25,4 +25,5 @@ If specifying a device class, your sensor entity will need to also return the co
 | humidity | % | % of humidity in the air.
 | illuminance | lx/lm | Light level.
 | temperature | C/F | Temperature.
+| timestamp | ISO8601 | Timestamp
 | pressure | hPa,mbar | Pressure.