diff --git a/controller/serialPort.js b/controller/serialPort.js
index 0bf87fd..4963f15 100644
--- a/controller/serialPort.js
+++ b/controller/serialPort.js
@@ -1,11 +1,8 @@
 import { Router } from 'express';
-import serialPort from '../services/serialPortService.js';
 import serialPortList from '../services/serialPortService.js';
 
 const router = new Router()
 
 router.get('/open/:id', serialPortList);
-// router.get('/list/:id', serialPortList);
-// router.get('/open/:id', serialPort);
 
 export default router
\ No newline at end of file
diff --git a/services/serialPortService.js b/services/serialPortService.js
index caff0cf..c9eb386 100644
--- a/services/serialPortService.js
+++ b/services/serialPortService.js
@@ -1,10 +1,6 @@
 import { SerialPort } from 'serialport'
-import res from "express/lib/response.js";
 import { autoDetect } from '@serialport/bindings-cpp'
 
-
-
-
 async function serialPortList(req, res) {
 
   SerialPort.list()