From fca4b57091bd64438c99b573b350a49c56fcb6b9 Mon Sep 17 00:00:00 2001
From: y20k <y20k@users.noreply.github.com>
Date: Wed, 21 Feb 2018 11:55:00 +0100
Subject: [PATCH] Update README.md

---
 README.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/README.md b/README.md
index 74c40c4..5cdaa12 100644
--- a/README.md
+++ b/README.md
@@ -52,6 +52,9 @@ Trackbook uses [osmdroid](https://github.com/osmdroid/osmdroid/) to draw its map
 ### Permission "ACCESS\_COARSE\_LOCATION" and "ACCESS\_FINE\_LOCATION"
 Trackbook needs accurate GPS location data to be able to record your movements. If the GPS data is not available or not accurate enough Trackbook uses location data from cell tower and WiFi triangulation.
 
+### Permission "VIBRATE"
+Tapping and holding some controls will toggle a tiny vibration (force feedback).
+
 ### Permission "WRITE\_EXTERNAL\_STORAGE"
 Trackbook uses [osmdroid](https://github.com/osmdroid/osmdroid), which caches map tiles on Android's external storage. You can find the map cache in the `osmdroid` folder on the top level of the user-facing file system.