diff --git a/README.md b/README.md
index eb0c014e..b4c02d63 100644
--- a/README.md
+++ b/README.md
@@ -25,9 +25,6 @@
 
 ![](https://gitee.com/beecue/fastbee-sdk/raw/master/Arduino/FastBeeEsp32/device.png)
 
-![](https://oscimg.oschina.net/oscnet/up-a9a7fdaf40208becd26c2485783bc0f86e6.png)
-
-
 
 |空气检测仪|   物联网开发板 |  Air724开发板 |  智能开关| [查看更多>>](https://fastbee.cn/doc/device/)  |
 |  :----:  | :----------:  |:----------:  |:----------:  |:----------:  |