diff --git a/Robo-Bus-A31-HMI/Modules/settingButtonItem.gd b/Robo-Bus-A31-HMI/Modules/settingButtonItem.gd
index 9230f9a..abb9ba5 100644
--- a/Robo-Bus-A31-HMI/Modules/settingButtonItem.gd
+++ b/Robo-Bus-A31-HMI/Modules/settingButtonItem.gd
@@ -5,6 +5,8 @@ extends BaseControl
 #用来播放动画的tween
 var animation_tween
 
+##闪烁时间间隔
+@export var flicker_time:float=0.2
 func _ready() -> void:
 	super._ready()
 	self.button_down.connect(_on_button_down)
@@ -32,11 +34,11 @@ var is_select:bool:
 				if animation_tween!=null:
 					animation_tween.kill()
 				animation_tween=create_tween()
-				animation_tween.tween_callback(set_texture.bind(TexturePressed)).set_delay(0.15)
-				animation_tween.tween_callback(set_texture.bind(TextureNormal)).set_delay(0.15)
-				animation_tween.tween_callback(set_texture.bind(TexturePressed)).set_delay(0.15)
-				animation_tween.tween_callback(set_texture.bind(TextureNormal)).set_delay(0.15)
-				animation_tween.tween_callback(set_texture.bind(TexturePressed)).set_delay(0.15)
+				animation_tween.tween_callback(set_texture.bind(TexturePressed)).set_delay(flicker_time)
+				animation_tween.tween_callback(set_texture.bind(TextureNormal)).set_delay(flicker_time)
+				animation_tween.tween_callback(set_texture.bind(TexturePressed)).set_delay(flicker_time)
+				animation_tween.tween_callback(set_texture.bind(TextureNormal)).set_delay(flicker_time)
+				animation_tween.tween_callback(set_texture.bind(TexturePressed)).set_delay(flicker_time)
 			else:
 				if animation_tween!=null:
 					animation_tween.kill()