diff --git a/README.md b/README.md
index f864f4f4..fdf92fb4 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,7 @@ Requirements
  - Android SDK Build tools 23.0.2
  - Android Support Repository
  - Android Support library
+ - Android Device(for ease)
 
 Building
 --------