Update docs

README.MD

@@ -35,6 +35,16 @@ For more info, see https://www.arduino.cc/en/Guide/Libraries
  # Precautions:
 - Since Twatch uses a special IO as the SD interface, please remove the SD card when downloading the program.
 
+
+# About power consumption:
+- At present, the power consumption of the screen (Non-deep sleep) is about 4mA, and the power consumption of the screen (WiFi and Bluetooth are not turned on) is about 65mA. For the specific code, please refer to `example -> SimpleWatch`.
+
+  ## Off screen power consumption
+  ![](images/off.png)
+
+  ## Open screen power consumption
+  ![](images/on.png)
+
 # Architecture diagram
 ![](images/pins.png)
 

docs/details_cn.md

@@ -32,6 +32,14 @@
 # 注意事项:
 - 由于Twatch使用了特殊IO作为SD接口，下载程序时候请移除SD卡
 
+# 关于功耗:
+- 目前息屏功耗(非深度睡眠)在4mA左右，开屏功耗在65mA(未开启WiFi和蓝牙)左右，具体代码请参考`example -> SimpleWatch`
+  ## Off screen power consumption
+  ![](../images/off.png)
+
+  ## Open screen power consumption
+  ![](../images/on.png)
+
 # 架构图
 ![](../images/pins.png)