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diff --git a/docs/images/joint-internal.jpg b/docs/images/joint-internal.jpg
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diff --git a/src/Command/CronSendReminderCommand.php b/src/Command/CronSendReminderCommand.php
new file mode 100644
index 000000000..b8542313e
--- /dev/null
+++ b/src/Command/CronSendReminderCommand.php
@@ -0,0 +1,51 @@
+<?php
+
+namespace App\Command;
+
+use App\Service\ReminderService;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+class CronSendReminderCommand extends Command
+{
+    protected static $defaultName = 'app:cron:sendReminder';
+    private $reminderService;
+    public function __construct(string $name = null, ReminderService $reminderService)
+    {
+        parent::__construct($name);
+        $this->reminderService = $reminderService;
+    }
+
+    protected function configure()
+    {
+        $this
+            ->setDescription('Send a reminder to all users which are in a room in the next 10 min')
+        ;
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $io = new SymfonyStyle($input, $output);
+        $res = $this->reminderService->sendReminder();
+
+        $io->writeln('Hinweis: '. $res['hinweis']);
+        $io->writeln('Konferenzen: '.$res['Konferenzen']);
+        $io->writeln('Emails: '.$res['Emails']);
+        $io->writeln('Datum: '.(new \DateTime())->format('d.m.Y'));
+        $io->writeln('Zeit: '.(new \DateTime())->format('H:i'));
+        if(!$res['error']){
+            $io->success('Erfolgreich versandt');
+            return Command::SUCCESS;
+        }else{
+            $io->error('Fehler');
+            return Command::FAILURE;
+        }
+
+
+
+    }
+}
diff --git a/src/Controller/CronController.php b/src/Controller/CronController.php
index a39b35e8d..9c253960e 100644
--- a/src/Controller/CronController.php
+++ b/src/Controller/CronController.php
@@ -4,6 +4,7 @@
 
 
 use App\Entity\Rooms;
+use App\Service\ReminderService;
 use App\Service\UserService;
 use Psr\Log\LoggerInterface;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
@@ -16,32 +17,13 @@ class CronController extends AbstractController
     /**
      * @Route("/cron/remember", name="cron_remember")
      */
-    public function updateCronAkademie(Request $request, LoggerInterface $logger, UserService $userService)
+    public function updateCronAkademie(Request $request, LoggerInterface $logger, UserService $userService, ReminderService $reminderService)
     {
         if ($request->get('token') !== $this->getParameter('cronToken')) {
             $message = ['error' => true, 'hinweis' => 'Token fehlerhaft', 'token' => $request->get('token'), 'ip' => $request->getClientIp()];
             $logger->error($message['hinweis'], $message);
             return new JsonResponse($message);
         }
-        $now10 = new \DateTime();
-        $now10->modify('+ 10 minutes');
-
-        $qb = $this->getDoctrine()->getRepository(Rooms::class)->createQueryBuilder('rooms');
-        $qb->where('rooms.start > :now')
-            ->andWhere('rooms.start < :now10')
-            ->setParameter('now10', $now10)
-            ->setParameter('now', new \DateTime());
-        $query = $qb->getQuery();
-        $rooms = $query->getResult();
-        $emails = 0;
-        foreach ($rooms as $room) {
-            foreach ($room->getUser() as $data) {
-                $userService->notifyUser($data,$room);
-                ++ $emails;
-            }
-        }
-
-        $message = ['error' => false, 'hinweis' => 'Cron ok', 'Konferenzen'=>count($rooms), 'Emails' => $emails];
-        return new JsonResponse($message);
+        return new JsonResponse($reminderService->sendReminder());
     }
 }
diff --git a/src/Service/PexelService.php b/src/Service/PexelService.php
index 05764e738..48921241a 100644
--- a/src/Service/PexelService.php
+++ b/src/Service/PexelService.php
@@ -24,7 +24,6 @@ public function getImageFromPexels()
         $image = null;
         try {
             $cache = new FilesystemAdapter();
-            $cache->delete('pexels_image');
             $value = $cache->get('pexels_image', function (ItemInterface $item)  {
                 $item->expiresAfter(intval($this->parameterBag->get('laF_pexel_refresh_time')));
 
diff --git a/src/Service/ReminderService.php b/src/Service/ReminderService.php
new file mode 100644
index 000000000..21ed5b035
--- /dev/null
+++ b/src/Service/ReminderService.php
@@ -0,0 +1,47 @@
+<?php
+
+
+namespace App\Service;
+
+
+use App\Entity\Rooms;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
+use Symfony\Component\HttpFoundation\JsonResponse;
+
+class ReminderService
+{
+    private $em;
+    private $parameterBag;
+    private $userService;
+    public function __construct(EntityManagerInterface  $entityManager, ParameterBagInterface $parameterBag,UserService  $userService)
+    {
+        $this->em = $entityManager;
+        $this->parameterBag = $parameterBag;
+        $this->userService = $userService;
+    }
+
+    public function sendReminder(){
+        set_time_limit(600);
+        $now10 = new \DateTime();
+        $now10->modify('+ 10 minutes');
+
+        $qb = $this->em->getRepository(Rooms::class)->createQueryBuilder('rooms');
+        $qb->where('rooms.start > :now')
+            ->andWhere('rooms.start < :now10')
+            ->setParameter('now10', $now10)
+            ->setParameter('now', new \DateTime());
+        $query = $qb->getQuery();
+        $rooms = $query->getResult();
+        $emails = 0;
+        foreach ($rooms as $room) {
+            foreach ($room->getUser() as $data) {
+                $this->userService->notifyUser($data,$room);
+                ++ $emails;
+            }
+        }
+        $message = ['error' => false, 'hinweis' => 'Cron ok', 'Konferenzen'=>count($rooms), 'Emails' => $emails];
+        return $message;
+    }
+
+}
\ No newline at end of file