diff --git a/docs/en/core/fire.md b/docs/en/core/fire.md
index 44ba9355..abb7141e 100644
--- a/docs/en/core/fire.md
+++ b/docs/en/core/fire.md
@@ -50,7 +50,7 @@ The GPIO 16 / 17 in Fire is connected to the PSRAM by default, so when you conne
 - Speaker, 3 Buttons, LCD(320*240), 1 Reset
 - 2.4G Antenna: Proant 440
 - TF card slot (16G Maximum size)
-- Battery Socket & 600 mAh Lipo Battery
+- Battery Socket & 500 mAh Lipo Battery
 - Extendable Pins & Holes
 - Grove Port
 - M-Bus Socket & Pins
@@ -223,7 +223,7 @@ The GPIO 16 / 17 in Fire is connected to the PSRAM by default, so when you conne
    </tr>
    <tr>
       <td>Battery</td>
-      <td>600 mAh @ 3.7V</td>
+      <td>500 mAh @ 3.7V</td>
    </tr>
    <tr>
       <td>Operating Temperature </td>
@@ -302,6 +302,10 @@ For more information about Pin assignment and Pin Remapping, Please refer to EPS
             <td>2019.8</td>
             <td>SH200Q changed to MPU6886</td>
         </tr>
+        <tr>
+            <td>2019.11</td>
+            <td>Battery capacity changed from 600mAh to 500mAh</td>
+        </tr>
         <tbody>
     </table>
 </div>
diff --git a/docs/en/core/m5go.md b/docs/en/core/m5go.md
index 5dfef622..26d98cd5 100644
--- a/docs/en/core/m5go.md
+++ b/docs/en/core/m5go.md
@@ -212,7 +212,7 @@ The newly-produced M5Core replaces the screen with better display performance an
    </tr>
    <tr>
       <td>Battery</td>
-      <td>600 mAh @ 3.7V</td>
+      <td>500 mAh @ 3.7V</td>
    </tr>
    <tr>
       <td>Operating Temperature </td>
@@ -289,6 +289,10 @@ For more information about Pin assignment and Pin Remapping, Please refer to EPS
             <td>2019.7</td>
             <td>TN screen changed to IPS screen</td>
         </tr>
+        <tr>
+            <td>2019.11</td>
+            <td>Battery capacity changed from 600mAh to 500mAh</td>
+        </tr>
         <tbody>
     </table>
 </div>
diff --git a/docs/en/core/m5go_lite.md b/docs/en/core/m5go_lite.md
index 89bf6db7..81681d00 100644
--- a/docs/en/core/m5go_lite.md
+++ b/docs/en/core/m5go_lite.md
@@ -209,7 +209,7 @@ The newly-produced M5Core replaces the screen with better display performance an
    </tr>
    <tr>
       <td>Battery</td>
-      <td>600 mAh @ 3.7V</td>
+      <td>500 mAh @ 3.7V</td>
    </tr>
    <tr>
       <td>Operating Temperature </td>
@@ -287,6 +287,10 @@ For more information about Pin assignment and Pin Remapping, Please refer to EPS
             <td>2019.7</td>
             <td>TN screen changed to IPS screen</td>
         </tr>
+        <tr>
+            <td>2019.11</td>
+            <td>Battery capacity changed from 600mAh to 500mAh</td>
+        </tr>
         <tbody>
     </table>
 </div>
diff --git a/docs/zh_CN/core/fire.md b/docs/zh_CN/core/fire.md
index e8e8bd8f..2a75f174 100644
--- a/docs/zh_CN/core/fire.md
+++ b/docs/zh_CN/core/fire.md
@@ -50,7 +50,7 @@ Fire 中的 GPIO 16 / 17 默认与PSRAM连接，因此当你在连接或是堆
 - 扬声器，按键x3，LCD屏幕（320 * 240），电源/复位按键x1
 - 2.4G天线：Proant 440
 - TF 卡插槽（最大可拓展16GB）
-- 电池总线母座和600 mAh锂电池
+- 电池总线母座和500 mAh锂电池
 - 可拓展的引脚与接口
 - Grove 接口
 - M-Bus总线母座 & 引脚
@@ -226,7 +226,7 @@ Fire 中的 GPIO 16 / 17 默认与PSRAM连接，因此当你在连接或是堆
    </tr>
    <tr>
       <td>电池</td>
-      <td>600 mAh @ 3.7V, inside  vb</td>
+      <td>500 mAh @ 3.7V, inside  vb</td>
    </tr>
    <tr>
       <td>工作温度</td>
@@ -308,6 +308,10 @@ Fire 中的 GPIO 16 / 17 默认与PSRAM连接，因此当你在连接或是堆
             <td>2019.8</td>
             <td>SH200Q变更为MPU6886</td>
         </tr>
+        <tr>
+            <td>2019.11</td>
+            <td>电池容量600mAh变更为500mAh</td>
+        </tr>
         <tbody>
     </table>
 </div>
diff --git a/docs/zh_CN/core/m5go.md b/docs/zh_CN/core/m5go.md
index b82e9065..e348cc2b 100644
--- a/docs/zh_CN/core/m5go.md
+++ b/docs/zh_CN/core/m5go.md
@@ -215,7 +215,7 @@
    </tr>
    <tr>
       <td>电池</td>
-      <td>600 mAh @ 3.7V, inside  vb</td>
+      <td>500 mAh @ 3.7V, inside  vb</td>
    </tr>
    <tr>
       <td>工作温度</td>
@@ -291,6 +291,10 @@
             <td>2019.7</td>
             <td>TN屏幕变更为IPS屏幕</td>
         </tr>
+        <tr>
+            <td>2019.11</td>
+            <td>电池容量600mAh变更为500mAh</td>
+        </tr>
         <tbody>
     </table>
 </div>
diff --git a/docs/zh_CN/core/m5go_lite.md b/docs/zh_CN/core/m5go_lite.md
index f2d4ed98..7341ff59 100644
--- a/docs/zh_CN/core/m5go_lite.md
+++ b/docs/zh_CN/core/m5go_lite.md
@@ -218,7 +218,7 @@
    </tr>
    <tr>
       <td>电池</td>
-      <td>600 mAh @ 3.7V, inside  vb</td>
+      <td>500 mAh @ 3.7V, inside  vb</td>
    </tr>
    <tr>
       <td>工作温度</td>
@@ -294,6 +294,10 @@
             <td>2019.7</td>
             <td>TN屏幕变更为IPS屏幕</td>
         </tr>
+        <tr>
+            <td>2019.11</td>
+            <td>电池容量600mAh变更为500mAh</td>
+        </tr>
         <tbody>
     </table>
 </div>