diff --git a/include/Program.h b/include/Program.h
index 4d632c5..2f073d8 100644
--- a/include/Program.h
+++ b/include/Program.h
@@ -6,6 +6,7 @@
 #include "ServoMotorComponent.h"
 #include "NfcReader.h"
 #include "GRBL.h"
+#include "BigNfcReader.h"
 
 class Program {
 public:
@@ -26,6 +27,7 @@ private:
     ServoMotorComponent *servo;
     NfcReader *nfcReader;
     GRBL *grbl;
+    BigNfcReader* outputReader;
 };
 
 #endif
diff --git a/lib/NfcReader/include/NfcReader.h b/lib/NfcReader/include/BigNfcReader.h
similarity index 91%
rename from lib/NfcReader/include/NfcReader.h
rename to lib/NfcReader/include/BigNfcReader.h
index b341155..287ecee 100644
--- a/lib/NfcReader/include/NfcReader.h
+++ b/lib/NfcReader/include/BigNfcReader.h
@@ -1,14 +1,14 @@
-#ifndef NFC_READER_H
-#define NFC_READER_H
+#ifndef BIG_NFC_READER_H
+#define BIG_NFC_READER_H
 
 #include <Arduino.h>
 #include <vector>
 
 #include "TrameList.h"
 
-class NfcReader{
+class BigNfcReader{
 public:
-    NfcReader();
+    BigNfcReader();
 
     /**
      * @brief initialise le lecteur NFC
diff --git a/lib/NfcReader/src/NfcReader.cpp b/lib/NfcReader/src/BigNfcReader.cpp
similarity index 87%
rename from lib/NfcReader/src/NfcReader.cpp
rename to lib/NfcReader/src/BigNfcReader.cpp
index 133b13e..02738bf 100644
--- a/lib/NfcReader/src/NfcReader.cpp
+++ b/lib/NfcReader/src/BigNfcReader.cpp
@@ -1,14 +1,14 @@
-#include "../include/NfcReader.h"
+#include "../include/BigNfcReader.h"
 
 
-NfcReader::NfcReader(){
+BigNfcReader::BigNfcReader(){
     Serial2.begin(115200,SERIAL_8N1,2,3);//TODO: mettre le port série en paramètre
     this->pair = true;
     this->trame = new std::vector<byte>();
 }
 
 
-bool NfcReader::init(){
+bool BigNfcReader::init(){
     const std::vector<std::vector<byte>> INIT_TRAMES = {INIT_TRAM_0, INIT_TRAM_1, INIT_TRAM_2, INIT_TRAM_3, INIT_TRAM_4, INIT_TRAM_5, INIT_TRAM_6, INIT_TRAM_7};
     const std::vector<std::vector<byte>> REP_TRAMES = {REP_TRAM_0, REP_TRAM_1, REP_TRAM_2, REP_TRAM_3, REP_TRAM_4, REP_TRAM_5, REP_TRAM_6, REP_TRAM_7};
     int repnb = 0;
@@ -30,7 +30,7 @@ bool NfcReader::init(){
     return true;
 }
 
-void NfcReader::refresh(){
+void BigNfcReader::refresh(){
     this->trame->clear();
     std::vector<byte> trame = READ_TRAM_0;
     if (this->pair){
@@ -48,7 +48,7 @@ void NfcReader::refresh(){
 }
 
 
-String NfcReader::digitify(int number){
+String BigNfcReader::digitify(int number){
     String sortie = "";
 
     if(number <= 0xF){
@@ -62,7 +62,7 @@ String NfcReader::digitify(int number){
 }
 
 
-void NfcReader::printTrame(){
+void BigNfcReader::printTrame(){
     for(byte i: *this->trame){
         Serial.print(this->digitify(i));
         Serial.print(" ");
@@ -70,6 +70,6 @@ void NfcReader::printTrame(){
     Serial.println();
 }
 
-int NfcReader::getNbTags(){
+int BigNfcReader::getNbTags(){
     return this->trame->at(8);
 }
diff --git a/src/Program.cpp b/src/Program.cpp
index a054b3c..b932811 100644
--- a/src/Program.cpp
+++ b/src/Program.cpp
@@ -80,6 +80,7 @@ Program::Program() {
     this->servo = new ServoMotorComponent(2, 1, 1);
     this->servo->setDesiredPosition(Position::MIDDLE);
     this->grbl = new GRBL(STEPMOTOR_I2C_ADDR);
+    this->outputReader  = new BigNfcReader();
     Wire.begin(21, 22);
     grbl->init(STEPER_SPEED, STEPER_PAS, STEPER_ACC);
     struct WifiConfig wifi_c = {WIFI_SSID, WIFI_PASSWORD};
@@ -97,6 +98,8 @@ void Program::loop() {
         derniereExecution = maintenant;
     }
     this->servo->refresh();
+    this->outputReader->refresh();
+    Serial.printf("Output colis number : ", this->outputReader->getNbTags());
 
     String nfcId = this->nfcReader->ReadNfc();
     //si qqc