One-Piece Design: This window hanging silhouette lights up, no need to waste time assembling, the fully assembled one-piece design is convenient and sturdy to hang immediately in your desired location. Plug it in and start your vacation Spare parts: 2 mini bulbs and 2 spare fuses included for each silhouette, supporting normal operation. Refer to the user's manual and replace any that are faulty or damaged by following the steps shown Suction suspension: Pressing the included suction cup on the glass door or window, or ceramic wall with appropriate force, put the hanging holes of the light window silhouette decor on the suction cup hook, try to remove it carefully and gently to make sure it's firmly attached enough to hang Applications Note: The lights are not waterproof. But outdoor exhibits are suitable for good weather and should be protected from rainy days. Christmas silhouette decorations can be hung on the hallway, balcony, roof edge, gutter, hallway, pub, bistro, restaurant,