diff --git a/FastBLE-1.3.1.jar b/FastBLE-1.3.1.jar
new file mode 100644
index 0000000..e210318
Binary files /dev/null and b/FastBLE-1.3.1.jar differ
diff --git a/README.md b/README.md
index bd8fcfd..6134dd2 100644
--- a/README.md
+++ b/README.md
@@ -39,18 +39,14 @@ Android Bluetooth Low Energy 蓝牙快速开发框架。
 
 	compile 'com.clj.fastble:FastBleLib:2.3.1'
 
+### Jar
 
-## 其他说明
-
-FastBle requires at minimum Java 7 or Android 4.0.
-
-FastBle 所有代码均可以加入混淆。
+[FastBLE-1.3.1.jar](https://github.com/Jasonchenlijian/FastBle/raw/master/FastBLE-1.3.1.jar) 
 
 ## 经验分享
 
 [Android BLE开发详解和FastBle源码解析](https://www.jianshu.com/p/795bb0a08beb)
 
-
 ## Wiki
 
 [中文文档](https://github.com/Jasonchenlijian/FastBle/wiki)