diff --git a/addEL70x1.cmd b/addEL70x1.cmd
index 391a5ac..91c6c6f 100644
--- a/addEL70x1.cmd
+++ b/addEL70x1.cmd
@@ -14,10 +14,12 @@
 #-
 #- Arguments
 #- [optional]
-#- SLAVE_ID  EL7041 slave id, defaults to the "next" slave id
+#-   SLAVE_ID  EL7041 slave id, defaults to the "next" slave id
+#-   HW_DESC   Slave type defaults to EL7041-0052, Support most EL70x1, however NOT EL7041-1000.
+#- 
 
-# X:$(S_ID) - EL7041    1Ch Stepper
-${SCRIPTEXEC} ${ecmccfg_DIR}addSlave.cmd,       "HW_DESC=EL7041-0052, SLAVE_ID=${${SLAVE_ID=0}}"
+#- X:$(SLAVE_ID) - EL7041    1Ch Stepper
+${SCRIPTEXEC} ${ecmccfg_DIR}addSlave.cmd,       "HW_DESC=${HW_DESC=EL7041-0052}, SLAVE_ID=${${SLAVE_ID=0}}"
 
 #-###############################################################################
 #- Max current [mA]