diff --git a/docs/zh_CN/unit/neopixel.md b/docs/zh_CN/unit/neopixel.md
index 6b27705e..1d421076 100644
--- a/docs/zh_CN/unit/neopixel.md
+++ b/docs/zh_CN/unit/neopixel.md
@@ -14,7 +14,7 @@
 
 ## 产品特性
 
-- 可选长度: 10cm/20cm/0.5m/1m/2m
+- 可选长度: 10cm(15 LED)/20cm(29 LED)/0.5m(72 LED)/1m(144 LED)/2m(288 LED)
 - 开发平台: Arduino, UIFlow(Blockly, Python)
 - 可拓展长度
 
@@ -31,19 +31,19 @@
    </tr>
    <tr>
       <td>净重</td>
-      <td>20g/21g/20g</td>
+      <td>4g/6g/10g/12g/34g</td>
    </tr>
    <tr>
       <td>毛重</td>
-      <td>21g/22g/21g</td>
+      <td>5g/7g/11g/13g/35g</td>
    </tr>
    <tr>
       <td>产品尺寸</td>
-      <td>10*100/10*200/10*500mm</td>
+      <td>10*100/10*200/10*500/10*1000/10*2000mm</td>
    </tr>
    <tr>
       <td>包装尺寸</td>
-      <td>165*10*3/165*10*3/165*10*3mm</td>
+      <td>165*10*3/165*10*3/165*10*3/165*10*3/165*10*3mm</td>
    </tr>
  </table>