diff --git a/main/CMakeLists.txt b/main/CMakeLists.txt
index bd6d01d6..02c1d394 100644
--- a/main/CMakeLists.txt
+++ b/main/CMakeLists.txt
@@ -39,7 +39,7 @@ elseif(CONFIG_BOARD_TYPE_BREAD_COMPACT_ML307)
 elseif(CONFIG_BOARD_TYPE_BREAD_COMPACT_ESP32)
     set(BOARD_TYPE "bread-compact-esp32")
 elseif(CONFIG_BOARD_TYPE_BREAD_COMPACT_ESP32_LCD)
-    set(BOARD_TYPE "bread-compact-esp32-lcd")    
+    set(BOARD_TYPE "bread-compact-esp32-lcd")
 elseif(CONFIG_BOARD_TYPE_DF_K10)
     set(BOARD_TYPE "df-k10")
 elseif(CONFIG_BOARD_TYPE_ESP_BOX_3)
@@ -133,7 +133,7 @@ elseif(CONFIG_BOARD_TYPE_XINGZHI_Cube_1_54TFT_ML307)
 elseif(CONFIG_BOARD_TYPE_SENSECAP_WATCHER)
     set(BOARD_TYPE "sensecap-watcher")
 elseif(CONFIG_BOARD_TYPE_ESP32_CGC)
-    set(BOARD_TYPE "esp32-cgc")  
+    set(BOARD_TYPE "esp32-cgc")
 endif()
 file(GLOB BOARD_SOURCES
     ${CMAKE_CURRENT_SOURCE_DIR}/boards/${BOARD_TYPE}/*.cc
diff --git a/main/led/gpio_led.cc b/main/led/gpio_led.cc
index 0ba5c15e..fcd58662 100644
--- a/main/led/gpio_led.cc
+++ b/main/led/gpio_led.cc
@@ -20,11 +20,19 @@
 #define LEDC_LS_MODE           LEDC_LOW_SPEED_MODE
 #define LEDC_LS_CH0_CHANNEL    LEDC_CHANNEL_0
 
-#define LEDC_DUTY              (4096)
+#define LEDC_DUTY              (8191)
 #define LEDC_FADE_TIME    (1000)
 // GPIO_LED
 
-GpioLed::GpioLed(gpio_num_t gpio, int output_invert) {
+GpioLed::GpioLed(gpio_num_t gpio)
+        : GpioLed(gpio, 0, LEDC_LS_TIMER, LEDC_LS_CH0_CHANNEL) {
+}
+
+GpioLed::GpioLed(gpio_num_t gpio, int output_invert)
+        : GpioLed(gpio, output_invert, LEDC_LS_TIMER, LEDC_LS_CH0_CHANNEL) {
+}
+
+GpioLed::GpioLed(gpio_num_t gpio, int output_invert, ledc_timer_t timer_num, ledc_channel_t channel) {
     // If the gpio is not connected, you should use NoLed class
     assert(gpio != GPIO_NUM_NC);
 
@@ -33,20 +41,20 @@ GpioLed::GpioLed(gpio_num_t gpio, int output_invert) {
      * that will be used by LED Controller
      */
     ledc_timer_config_t ledc_timer = {};
-    ledc_timer.duty_resolution = LEDC_TIMER_13_BIT; // resolution of PWM duty
+    ledc_timer.duty_resolution = LEDC_TIMER_13_BIT;  // resolution of PWM duty
     ledc_timer.freq_hz = 4000;                      // frequency of PWM signal
     ledc_timer.speed_mode = LEDC_LS_MODE;           // timer mode
-    ledc_timer.timer_num = LEDC_LS_TIMER;            // timer index
+    ledc_timer.timer_num = timer_num;               // timer index
     ledc_timer.clk_cfg = LEDC_AUTO_CLK;              // Auto select the source clock
 
     ESP_ERROR_CHECK(ledc_timer_config(&ledc_timer));
 
-    ledc_channel_.channel    = LEDC_LS_CH0_CHANNEL,
+    ledc_channel_.channel    = channel,
     ledc_channel_.duty       = 0,
     ledc_channel_.gpio_num   = gpio,
     ledc_channel_.speed_mode = LEDC_LS_MODE,
     ledc_channel_.hpoint     = 0,
-    ledc_channel_.timer_sel  = LEDC_LS_TIMER,
+    ledc_channel_.timer_sel  = timer_num,
     ledc_channel_.flags.output_invert = output_invert & 0x01,
 
     // Set LED Controller with previously prepared configuration
@@ -86,7 +94,11 @@ GpioLed::~GpioLed() {
 
 
 void GpioLed::SetBrightness(uint8_t brightness) {
-    duty_ = brightness * LEDC_DUTY / 100;
+    if (brightness == 100) {
+        duty_ = LEDC_DUTY;
+    } else {
+        duty_ = brightness * LEDC_DUTY / 100;
+    }
 }
 
 void GpioLed::TurnOn() {
diff --git a/main/led/gpio_led.h b/main/led/gpio_led.h
index a3870539..6f6a2c1d 100644
--- a/main/led/gpio_led.h
+++ b/main/led/gpio_led.h
@@ -11,13 +11,18 @@
 #include <mutex>
 
 class GpioLed : public Led {
-public:
-    GpioLed(gpio_num_t gpio, int output_invert=0);
+ public:
+    GpioLed(gpio_num_t gpio);
+    GpioLed(gpio_num_t gpio, int output_invert);
+    GpioLed(gpio_num_t gpio, int output_invert, ledc_timer_t timer_num, ledc_channel_t channel);
     virtual ~GpioLed();
 
     void OnStateChanged() override;
+    void TurnOn();
+    void TurnOff();
+    void SetBrightness(uint8_t brightness);
 
-private:
+ private:
     std::mutex mutex_;
     TaskHandle_t blink_task_ = nullptr;
     ledc_channel_config_t ledc_channel_ = {0};
@@ -34,12 +39,9 @@ private:
     void BlinkOnce();
     void Blink(int times, int interval_ms);
     void StartContinuousBlink(int interval_ms);
-    void TurnOn();
-    void TurnOff();
-    void SetBrightness(uint8_t brightness);
     void StartFadeTask();
     void OnFadeEnd();
     static bool FadeCallback(const ledc_cb_param_t *param, void *user_arg);
 };
 
-#endif // _GPIO_LED_H_
+#endif  // _GPIO_LED_H_