diff --git a/README.md b/README.md
index 8f08544..bd8dcd6 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,7 @@ int i = 1;
 float pi = 3.1459;
 Debug.print(DBG_VERBOSE, "i = %d, pi = %f", i, pi);
 ```
+**Note**: The output of floating point numbers (`%f`) does NOT work on [ArduinoCore-avr](https://github.com/arduino/ArduinoCore-avr).
 
 If desired, timestamps can be prefixed to the debug message. Timestamp output can be enabled and disabled via `timestampOn` and `timestampOff`.
 
diff --git a/library.properties b/library.properties
index 8bbc786..c1099ca 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=Arduino_DebugUtils
-version=1.2.0
+version=1.3.0
 author=Arduino
 maintainer=Arduino <info@arduino.cc>
 sentence=Debugging module with different debug levels, timestamps and printf-style output.
diff --git a/src/Arduino_DebugUtils.cpp b/src/Arduino_DebugUtils.cpp
index 7111715..3ffde7b 100644
--- a/src/Arduino_DebugUtils.cpp
+++ b/src/Arduino_DebugUtils.cpp
@@ -35,6 +35,8 @@ static Stream *  DEFAULT_OUTPUT_STREAM = &Serial;
 Arduino_DebugUtils::Arduino_DebugUtils() {
   timestampOff();
   newlineOn();
+  debugLabelOff();
+  formatTimestampOff();
   setDebugLevel(DEFAULT_DEBUG_LEVEL);
   setDebugOutputStream(DEFAULT_OUTPUT_STREAM);
 }
@@ -47,6 +49,10 @@ void Arduino_DebugUtils::setDebugLevel(int const debug_level) {
   _debug_level = debug_level;
 }
 
+int Arduino_DebugUtils::getDebugLevel() const {
+  return _debug_level;
+}
+
 void Arduino_DebugUtils::setDebugOutputStream(Stream * stream) {
   _debug_output_stream = stream;
 }
@@ -59,6 +65,22 @@ void Arduino_DebugUtils::newlineOff() {
     _newline_on = false;
 }
 
+void Arduino_DebugUtils::debugLabelOn() {
+  _print_debug_label = true;
+}
+
+void Arduino_DebugUtils::debugLabelOff() {
+  _print_debug_label = false;
+}
+
+void Arduino_DebugUtils::formatTimestampOn() {
+  _format_timestamp_on = true;
+}
+
+void Arduino_DebugUtils::formatTimestampOff() {
+  _format_timestamp_on = false;
+}
+
 void Arduino_DebugUtils::timestampOn() {
   _timestamp_on = true;
 }
@@ -72,6 +94,9 @@ void Arduino_DebugUtils::print(int const debug_level, const char * fmt, ...)
   if (!shouldPrint(debug_level))
     return;
 
+  if (_print_debug_label)
+    printDebugLabel(debug_level);
+
   if (_timestamp_on)
     printTimestamp();
 
@@ -86,6 +111,9 @@ void Arduino_DebugUtils::print(int const debug_level, const __FlashStringHelper
   if (!shouldPrint(debug_level))
     return;
 
+  if (_print_debug_label)
+    printDebugLabel(debug_level);
+
   if (_timestamp_on)
     printTimestamp();
 
@@ -127,11 +155,60 @@ void Arduino_DebugUtils::vPrint(char const * fmt, va_list args) {
 
 void Arduino_DebugUtils::printTimestamp()
 {
-  char timestamp[20];
-  snprintf(timestamp, 20, "[ %lu ] ", millis());
+  char timestamp[32];
+
+  if (_format_timestamp_on)
+  {
+    auto    const  msCount      = millis();
+
+    uint16_t const milliseconds = msCount % 1000;           // ms remaining when converted to seconds
+    uint16_t const allSeconds   = msCount / 1000;           // total number of seconds to calculate remaining values
+
+    uint16_t const hours            = allSeconds / 3600;    // convert seconds to hours
+    uint16_t const secondsRemaining = allSeconds % 3600;    // seconds left over
+
+    uint16_t const minutes  = secondsRemaining / 60 ;       // convert seconds left over to minutes
+    uint16_t const seconds  = secondsRemaining % 60;        // seconds left over
+
+    snprintf(timestamp, sizeof(timestamp),                  // "prints" formatted output to a char array (string)
+                "[ "
+                "%02d:"   //HH:
+                "%02d:"   //MM:
+                "%02d."   //SS.
+                "%03d"    //MMM
+                " ] ",
+                hours,
+                minutes,
+                seconds,
+                milliseconds
+            );
+  }
+  else
+  {
+    snprintf(timestamp, sizeof(timestamp), "[ %lu ] ", millis());
+  }
+
   _debug_output_stream->print(timestamp);
 }
 
+void Arduino_DebugUtils::printDebugLabel(int const debug_level)
+{
+  static char const * DEBUG_MODE_STRING[5] =
+  {
+    "[DBG_ERROR  ] ",
+    "[DBG_WARNING] ",
+    "[DBG_INFO   ] ",
+    "[DBG_DEBUG  ] ",
+    "[DBG_VERBOSE] ",
+  };
+
+  bool is_valid_debug_level = (debug_level >= DBG_ERROR) && (debug_level <= DBG_VERBOSE);
+  if (!is_valid_debug_level)
+    return;
+
+  _debug_output_stream->print(DEBUG_MODE_STRING[debug_level]);
+}
+
 bool Arduino_DebugUtils::shouldPrint(int const debug_level) const
 {
   return ((debug_level >= DBG_ERROR) && (debug_level <= DBG_VERBOSE) && (debug_level <= _debug_level));
@@ -142,6 +219,11 @@ bool Arduino_DebugUtils::shouldPrint(int const debug_level) const
  ******************************************************************************/
 
 Arduino_DebugUtils Debug;
+
 void setDebugMessageLevel(int const debug_level) {
   Debug.setDebugLevel(debug_level);
 }
+
+int getDebugMessageLevel() {
+  return Debug.getDebugLevel();
+}
diff --git a/src/Arduino_DebugUtils.h b/src/Arduino_DebugUtils.h
index b759534..335f1c5 100644
--- a/src/Arduino_DebugUtils.h
+++ b/src/Arduino_DebugUtils.h
@@ -38,6 +38,7 @@ static int const DBG_DEBUG   =  3;
 static int const DBG_VERBOSE =  4;
 
 void setDebugMessageLevel(int const debug_level);
+int  getDebugMessageLevel();
 
 /******************************************************************************
    CLASS DECLARATION
@@ -50,6 +51,7 @@ class Arduino_DebugUtils {
     Arduino_DebugUtils();
 
     void setDebugLevel(int const debug_level);
+    int  getDebugLevel() const;
 
     void setDebugOutputStream(Stream * stream);
 
@@ -59,6 +61,12 @@ class Arduino_DebugUtils {
     void newlineOn();
     void newlineOff();
 
+    void debugLabelOn();
+    void debugLabelOff();
+
+    void formatTimestampOn();
+    void formatTimestampOff();
+
     void print(int const debug_level, const char * fmt, ...);
     void print(int const debug_level, const __FlashStringHelper * fmt, ...);
 
@@ -67,11 +75,14 @@ class Arduino_DebugUtils {
 
     bool      _timestamp_on;
     bool      _newline_on;
+    bool      _print_debug_label;
+    bool      _format_timestamp_on;
     int       _debug_level;
     Stream *  _debug_output_stream;
 
     void vPrint(char const * fmt, va_list args);
     void printTimestamp();
+    void printDebugLabel(int const debug_level);
     bool shouldPrint(int const debug_level) const;
 
 };