diff --git a/db/insertSmartTag.js b/db/insertSmartTag.js
index cd23c63..99fb33f 100644
--- a/db/insertSmartTag.js
+++ b/db/insertSmartTag.js
@@ -5,5 +5,5 @@ module.exports = function insertSmartTag(smartTagFk, shelving, level) {
                     VALUES (?, ?, ?)
                 ON DUPLICATE KEY 
                     UPDATE shelvingFk = ?, level = ?;`;
-    con.query(sql, [smartTagFk, shelving, level, shelving, level]);
+    return con.query(sql, [smartTagFk, shelving, level, shelving, level]);
 };
diff --git a/db/insertTicket.js b/db/insertTicket.js
index 385b73e..6f8e09d 100644
--- a/db/insertTicket.js
+++ b/db/insertTicket.js
@@ -2,8 +2,6 @@ const con = require('./connect');
 
 function insertTicket(ticket, smartTag) {
     const sql = `UPDATE vn.ticketCollection SET smartTagFk = ? WHERE ticketFk = ?`;
-    con.query(sql, [smartTag, ticket], function(err, result) {
-        if (err) throw err;
-    });
+    return con.query(sql, [smartTag, ticket]);
 }
 exports.insertTicket = insertTicket;
diff --git a/db/maxWagon__.js b/db/maxWagon__.js
deleted file mode 100644
index 5aa8230..0000000
--- a/db/maxWagon__.js
+++ /dev/null
@@ -1,12 +0,0 @@
-const con = require('./connect');
-
-function maxWagon(collectionFk, callback) {
-    let sql = `SELECT MAX(tc.wagon) AS MaxWagons
-                    FROM ticketCollection tc 
-                    WHERE tc.collectionFk = ${collectionFk}`;
-    con.query(sql, function(err, result, fields) {
-        callback(null, result);
-    });
-}
-
-exports.maxWagon = maxWagon;
diff --git a/db/selectTicket.js b/db/selectTicket.js
index dab6eb9..38b3a68 100644
--- a/db/selectTicket.js
+++ b/db/selectTicket.js
@@ -1,12 +1,7 @@
 const con = require('./connect');
 
-function select(ticket, callback) {
-    let sql = `SELECT * FROM vn.collectionSmartTag WHERE ticketFk = ?`;
-    con.query(sql, ticket, function(err, result) {
-        if (err) throw err;
-        callback(null, result);
-    });
-}
-
-exports.select = select;
+module.exports = function selectTicket(ticket) {
+    const sql = `SELECT * FROM vn.collectionSmartTag WHERE ticketFk = ?`;
+    return con.query(sql, ticket);
+};
 
diff --git a/methods/bindTicketShelving.js b/methods/bindTicketShelving.js
index cb2e9f0..02f8e5a 100644
--- a/methods/bindTicketShelving.js
+++ b/methods/bindTicketShelving.js
@@ -14,11 +14,11 @@ router.get('/:collectionFk', async(req, res) => {
 
 module.exports = router;
 
-async function insertTicket(consultaSql) {
+async function insertTicket(collection) {
     const info = await dataLogIn.dataLogIn;
     const key = info.data.token;
     const currentUser = info.data.currentUser;
-    for (let i = 0; i < consultaSql.length; i++) {
+    for (let i = 0; i < collection.length; i++) {
         await got.post('http://app.etiquetaselectronicas.com:9999/item/batchImportItem', { // eslint-disable-line
             json: {
                 agencyId: currentUser.agencyId,
@@ -29,14 +29,14 @@ async function insertTicket(consultaSql) {
                     {
                         attrCategory: 'verdnatura',
                         attrName: 'withTicket',
-                        barCode: consultaSql[i].shelvingFk + consultaSql[i].level, // Matricula + nivel
+                        barCode: collection[i].shelvingFk + collection[i].level, // Matricula + nivel
                         itemTitle: 'tagWithTicket',
-                        productCode: consultaSql[i].ticketFk, // Ticket
-                        qrCode: consultaSql[i].ticketFk,
-                        custFeature1: consultaSql[i].clientFk, // Cliente
-                        custFeature2: consultaSql[i].agencyFk, // Agencia de transporte
-                        custFeature3: '', // consultaSql[i].workerFk, // Trabajador
-                        custFeature4: consultaSql[i].wagon, // Wagon
+                        productCode: collection[i].ticketFk, // Ticket
+                        qrCode: collection[i].ticketFk,
+                        custFeature1: collection[i].clientFk, // Cliente
+                        custFeature2: collection[i].agencyFk, // Agencia de transporte
+                        custFeature3: '', // collection[i].workerFk, // Trabajador
+                        custFeature4: collection[i].wagon, // Wagon
                     }
                 ]
             },
diff --git a/methods/flashOn.js b/methods/flashOn.js
index 4b5f16e..738c366 100644
--- a/methods/flashOn.js
+++ b/methods/flashOn.js
@@ -1,44 +1,36 @@
 const express = require('express');
 const router = express.Router(); // eslint-disable-line
-const select = require('../db/selectTicket');
+const selectTicket = require('../db/selectTicket');
 const config = require('../config');
+const dataLogIn = require('../server');
+const got = require('got');
 
 router.get('/:ticket', async(req, res) => {
-    const ticket = req.params.ticket;
+    const ticketId = req.params.ticket;
+
+    const ticket = selectTicket(ticketId);
+    await insertFlash(ticket);
 
-    searchTicket(ticket);
     res.json({message: 'SUCCESS'});
 });
 
 module.exports = router;
 
-function searchTicket(ticket) {// parametro ticketFk
-    select.select(ticket, function(err, data) {
-        insertFlash(data);
+async function insertFlash(ticket) {
+    const info = await dataLogIn.dataLogIn;
+    const key = info.data.token;
+
+    await got.post('http://app.etiquetaselectronicas.com:9999/led/excuteLed', { // eslint-disable-line
+        json: {
+            storeId: config.storeId,
+            lightCololr: 8,
+            lightTime: 30,
+            targetExecution: ticket[0].shelvingFk + ticket[0].level + '/tagWithTicket',
+            lightFrequency: 1
+        },
+        responseType: 'json',
+        headers: {
+            'Authorization': key
+        }
     });
 }
-
-function insertFlash(qrySql) {
-    const dataLogIn = require('../server');
-    const got = require('got');
-    (async() => {
-        const info = await dataLogIn.dataLogIn;
-        let key = info.data.token;
-
-        (async() => {
-            const {body} = await got.post('http://app.etiquetaselectronicas.com:9999/led/excuteLed', { // eslint-disable-line
-                json: {
-                    storeId: config.storeId,
-                    lightCololr: 8,
-                    lightTime: 30,
-                    targetExecution: qrySql[0].shelvingFk + qrySql[0].level + '/tagWithTicket',
-                    lightFrequency: 1
-                },
-                responseType: 'json',
-                headers: {
-                    'Authorization': key
-                }
-            });
-        })();
-    })();
-}
diff --git a/methods/setCollection__.js b/methods/setCollection__.js
deleted file mode 100644
index 404b45a..0000000
--- a/methods/setCollection__.js
+++ /dev/null
@@ -1,18 +0,0 @@
-const express = require('express');
-const router = express.Router(); // eslint-disable-line
-
-router.get('/:collectionFk', async(req, res) => {
-    const maxWagon = require('../db/maxWagon__');
-    // var collectionFk = '273449';
-    const collectionFk = req.params.collectionFk;
-    maxWagon.maxWagon(collectionFk, function(err, max) {
-        let maxWagons = max[0].MaxWagons;
-        res.json({
-            message: 'SUCCESS',
-            maxWagons: maxWagons
-        });
-    });
-});
-
-module.exports = router;
-