diff --git a/examples/demo/demo.ino b/examples/demo/demo.ino
index 80543ca..c52fc36 100644
--- a/examples/demo/demo.ino
+++ b/examples/demo/demo.ino
@@ -7,7 +7,7 @@ TM1638lite tm(4, 7, 8);
 void setup() {
 
   tm.reset();
-
+  tm.setBrightness(2);
   tm.displayText("Eh");
   tm.setLED(0, 1);
   
diff --git a/src/TM1638lite.cpp b/src/TM1638lite.cpp
index facc342..7f901b5 100644
--- a/src/TM1638lite.cpp
+++ b/src/TM1638lite.cpp
@@ -52,6 +52,11 @@ uint8_t TM1638lite::readButtons()
   return buttons;
 }
 
+void TM1638lite::setBrightness(uint8_t value)
+{
+  sendCommand(0x88 | (value & 7));
+}
+
 void TM1638lite::setLED(uint8_t position, uint8_t value)
 {
   pinMode(DATA_IO, OUTPUT);
diff --git a/src/TM1638lite.h b/src/TM1638lite.h
index f98b00f..cdb57ef 100644
--- a/src/TM1638lite.h
+++ b/src/TM1638lite.h
@@ -22,6 +22,7 @@ class TM1638lite
     void sendCommand(uint8_t value);
     void reset();
     uint8_t readButtons();
+    void setBrightness(uint8_t value);
     void setLED(uint8_t position, uint8_t value);
     void displayText(String text);
     void displaySS(uint8_t position, uint8_t value);