diff --git a/esp3d/configuration.h b/esp3d/configuration.h
index bac16013..09657d9e 100644
--- a/esp3d/configuration.h
+++ b/esp3d/configuration.h
@@ -501,6 +501,17 @@
  * Sensor feature
  *
  ************************************/
+//#define SENSOR_DEVICE BMP280_DEVICE
+
+// Sensor i2C address
+// Wire address of sensor
+#define SENSOR_ADDR 0x76
+
+// Unit
+// C
+// Unit of the sensor result
+#define SENSOR__UNIT "C"
+
 /* Sensor pin
  * The pin used for the sensor
  */
diff --git a/esp3d/src/include/esp3d_version.h b/esp3d/src/include/esp3d_version.h
index e3a93eb7..d748e07e 100644
--- a/esp3d/src/include/esp3d_version.h
+++ b/esp3d/src/include/esp3d_version.h
@@ -22,7 +22,7 @@
 #define _VERSION_ESP3D_H
 
 // version and sources location
-#define FW_VERSION "3.0.0.a248"
+#define FW_VERSION "3.0.0.b1"
 #define REPOSITORY "https://github.com/luc-github/ESP3D/tree/3.0"
 
 #endif  //_VERSION_ESP3D_H