diff --git a/app/Models/MotorTestingMaster.php b/app/Models/MotorTestingMaster.php
index ec890ab..d8ff88d 100644
--- a/app/Models/MotorTestingMaster.php
+++ b/app/Models/MotorTestingMaster.php
@@ -54,4 +54,9 @@ class MotorTestingMaster extends Model
     {
         return $this->belongsTo(Item::class);
     }
+    
+    public function testingPanelReadings()
+    {
+        return $this->hasMany(TestingPanelReading::class, 'motor_testing_master_id');
+    }
 }