Come and see our amazing products. The Helicopter Wing Of The Alarm Clock Flies When The Alarm Goes Off. You Need To Pick It Up And Reinstall It To Stop It Ringing. When You Have Nothing To Do,You Can Press Special Buttons To Make The Propeller Take Off. At Night,The Alarm Clock'S Display Has A Built-In Night-Light Feature That Allows You To Watch The Time.The Dimensions Of This Clock Are 5.71 ",5.04"And 4.72". Pls confirm with us about the packing info, stock color and exact production time before placing your order.