diff --git a/src/src/main/java/com/my/graphiteDigesterBg/diframe/actuator/DiActPeristalticPump.java b/src/src/main/java/com/my/graphiteDigesterBg/diframe/actuator/DiActPeristalticPump.java
index 080a8a0..bd69718 100644
--- a/src/src/main/java/com/my/graphiteDigesterBg/diframe/actuator/DiActPeristalticPump.java
+++ b/src/src/main/java/com/my/graphiteDigesterBg/diframe/actuator/DiActPeristalticPump.java
@@ -52,6 +52,12 @@ public class DiActPeristalticPump extends DiActuatorBase {
         this.activeConfig();
     }
 
+    // move by distance
+    public void rotateByDistance(Integer distance) {
+        this.call(DiCommand.MOTOR_EASY_MOVE_BY, distance);
+        this.waitForFinish();
+    }
+
     // rotate by circle count
     public void rotateByCircleCount( Integer circleCount ) {
         Integer targetPos = this.oneCirclePulse * circleCount;