diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -2,3 +2,39 @@ ISEmojiView
 ===========
 
 Emoji Keyboard for iOS
+
+![screenshot](https://raw.github.com/isaced/ISEmojiView/master/screenshot.jpg)
+
+##Useage
+
+###import
+
+```
+#import "ISEmojiView.h"
+```
+
+###Init
+```
+// init ISEmojiView
+ISEmojiView *emojiView = [[ISEmojiView alloc] initWithFrame:CGRectMake(0, 0, self.view.frame.size.width, 216)];
+emojiView.delegate = self;
+self.textView.inputView = emojiView;
+```
+
+###Response
+
+add protocol `ISEmojiViewDelegate` and implementation `emojiView:didSelectEmoji:` method
+
+```
+-(void)emojiView:(ISEmojiView *)emojiView didSelectEmoji:(NSString *)emoji{
+    self.textView.text = [self.textView.text stringByAppendingString:emoji];
+}
+```
+
+##Author
+
+isaced@163.com
+
+##License
+
+MIT
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