diff --git a/car/intro.md b/car/intro.md
index 021be93..0cf9ff5 100644
--- a/car/intro.md
+++ b/car/intro.md
@@ -29,7 +29,7 @@
 		<td>总质量</td>
 		<td>80kg</td>
 		<td>续航时间</td>
-		<td>12小时</td>
+		<td>8小时</td>
 	</tr>
 	<tr>
 		<td>最小转弯半径</td>