1. Scary Moving Ghost Eyes - The spider eye doorbell has 3 functions: moving/light/sound. Press the doorbell button, and his red bloodshot eyes open and slowly twist. The eyes open, green lights and spooky bells ring. Terrible screams! Loud laughter! Create an atmosphere of horror. It's a realistic animated prop for Halloween decorations. 2. Horror Halloween Decorations - The eyes are very bright and really glow in the dark. The effect is very smooth and looks great, creating an ideal and scary Halloween atmosphere. 3. Great for greeting trick-or-treaters - The spider doorbell is perfect for scaring children asking for candy or visitors to haunted houses! Put it on the door, scare away some candy trolls, mission accomplished! 4. Easy to install and hang - The door panel is made of high-quality, durable acrylic. There is a sturdy hook on the back so it requires little installation and can be easily moved anywhere, requires one battery (not included). 5. Product size and versatility - The spider doorbell size is approx. 17 x 12.5 cm / 6.69 x 4.92 inches, widely used for Halloween decoration of doors/walls/trees/windows and haunted houses, as well as Halloween parties.