diff --git a/conf/example/cron.conf b/conf/example/cron.conf
index 4a79202..9831e93 100644
--- a/conf/example/cron.conf
+++ b/conf/example/cron.conf
@@ -1,3 +1,4 @@
 # 定时任务
 */15 * * * * /usr/bin/python /home/pi/lot_manager/delete_than20G.sh
+# 针对32G内存卡的定时
 */15 * * * * /usr/bin/bash /home/pi/lot_manager/bash/cron_delete_mp4.sh