diff --git a/LFLiveKit/LFLiveSession.h b/LFLiveKit/LFLiveSession.h
index c4d8b6b7..eb7c1f43 100755
--- a/LFLiveKit/LFLiveSession.h
+++ b/LFLiveKit/LFLiveSession.h
@@ -157,6 +157,8 @@ typedef NS_ENUM(NSInteger,LFLiveCaptureTypeMask) {
 /** support outer input pcm audio(set LFLiveCaptureTypeMask) .*/
 - (void)pushAudio:(nullable NSData*)audioData;
 -(void)loadCustomFilter:(int)input;
+- (void) turnFlashLightOff;
+- (void) turnFlashLightOn;
 
 @end
 
diff --git a/LFLiveKit/LFLiveSession.m b/LFLiveKit/LFLiveSession.m
index 793507e8..1f74feb1 100755
--- a/LFLiveKit/LFLiveSession.m
+++ b/LFLiveKit/LFLiveSession.m
@@ -428,5 +428,13 @@ - (BOOL)AVAlignment{
         return YES;
     }
 }
+- (void) turnFlashLightOff{
+    [_videoCaptureSource turnFlashLightOff];
+
+}
+
+- (void) turnFlashLightOn{
+    [_videoCaptureSource turnFlashLightOn];
+}
 
 @end
diff --git a/LFLiveKit/capture/LFVideoCapture.h b/LFLiveKit/capture/LFVideoCapture.h
index bfb264c2..837bebb3 100755
--- a/LFLiveKit/capture/LFVideoCapture.h
+++ b/LFLiveKit/capture/LFVideoCapture.h
@@ -81,4 +81,6 @@
  */
 - (nullable instancetype)initWithVideoConfiguration:(nullable LFLiveVideoConfiguration *)configuration NS_DESIGNATED_INITIALIZER;
 -(void)loadCustomFilter:(int)input;
+- (void) turnFlashLightOff;
+- (void) turnFlashLightOn;
 @end
diff --git a/LFLiveKit/capture/LFVideoCapture.m b/LFLiveKit/capture/LFVideoCapture.m
index 7514ffd0..214181be 100755
--- a/LFLiveKit/capture/LFVideoCapture.m
+++ b/LFLiveKit/capture/LFVideoCapture.m
@@ -70,6 +70,14 @@ - (void)dealloc {
     }
 }
 
+
+- (void) turnFlashLightOn{
+    [_videoCamera.inputCamera setTorchModeOnWithLevel:1.0   error:nil];
+}
+
+- (void) turnFlashLightOff{
+    [_videoCamera.inputCamera setTorchModeOnWithLevel:0   error:nil];
+}
 #pragma mark -- Setter Getter
 
 - (GPUImageVideoCamera *)videoCamera{