diff --git a/README.md b/README.md
index dc9c1465325a362492a2b9645bff68bfed74af3e..66481b0e762c5f6b7e5f76c4e60235dc2bd2f915 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,9 @@ Needs react-native >= 0.14.2
 ###Documentation
 
 ####Props
+- <b>pickerBtnText</b> string, tool bar's btn text
+- <b>pickerBtnStyle</b> textStylePropType, tool bar's btn style
+- <b>pickerToolBarStyle</b> viewStylePropType, tool bar's style
 - <b>pickerHeight</b> number
 - <b>showDuration</b> number
 - <b>pickerData</b> array
@@ -47,9 +50,9 @@ Needs react-native >= 0.14.2
 
 ####support two modes:
 
-<b>1. parallel: such as time picker, wheels have no connection with each other</b>
+<b>1. parallel:</b> such as time picker, wheels have no connection with each other
 
-<b>2. cascade: such as date picker, address picker .etc, when front wheel changed, the behind wheels will all be reset</b>
+<b>2. cascade:</b> such as date picker, address picker .etc, when front wheel changed, the behind wheels will all be reset
 
 ####parallel:
 
diff --git a/package.json b/package.json
index 8316143941e578804c07f93fc74c16f2d79f9e7a..aaa0f654a5b3fff506dbfd893f72bd26ebafdbc9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-native-picker",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "description": "react-native-picker",
   "main": "index.js",
   "scripts": {