diff --git a/app/Http/Controllers/DeviceController.php b/app/Http/Controllers/DeviceController.php
index eff47e5..c8ed904 100644
--- a/app/Http/Controllers/DeviceController.php
+++ b/app/Http/Controllers/DeviceController.php
@@ -249,7 +249,7 @@ class DeviceController extends Controller
                             if($deviceColumn == 'ph'){
                                 $data[$device->monitoring_point][$_key] = 7.49;
                             }elseif($deviceColumn == 'temperature'){
-                                $data[$device->monitoring_point][$_key] = 10.50;
+                                $data[$device->monitoring_point][$_key] = 10.00;
                             }elseif($deviceColumn == 'turbidity'){
                                 $data[$device->monitoring_point][$_key] = 1028.60;
                             }else{
@@ -270,7 +270,7 @@ class DeviceController extends Controller
                                     $data[$device->monitoring_point][$_key] = rand(750, 770) / 100;
                                     break;
                                 case 'temperature':
-                                    $data[$device->monitoring_point][$_key] = rand(900, 1100) / 100;
+                                    $data[$device->monitoring_point][$_key] = rand(950, 1050) / 100;
                                     break;
                                 case 'turbidity':
                                     $data[$device->monitoring_point][$_key] = 0.33;
@@ -381,7 +381,7 @@ class DeviceController extends Controller
                                 if (is_null($value = $device->{$deviceColumn})) {
                                     $value = match ($deviceColumn) {
                                         'ph' => 7.49,
-                                        'temperature' => 10.50,
+                                        'temperature' => 10.00,
                                         'turbidity' => 1028.60,
                                         default => $value,
                                     };
@@ -605,7 +605,7 @@ class DeviceController extends Controller
                                     $data[$key] = rand(750, 770) / 100;
                                     break;
                                 case 'temperature':
-                                    $data[$key] = rand(2400, 2600) / 100;
+                                    $data[$key] = rand(950, 1050) / 100;
                                     break;
                                 case 'turbidity':
                                     $data[$key] = 0.33;