Pillow Pets Glow Pets Rainbow Unicorn 18" Authentic PillowPets Glow Pet Premium Large 17" Simply press the button and your pet will turn on a soft glowing light that creates a magical environment to help your child fall into a restful sleep. Glow pets are the amazing light up pets that are also an extra comfy soft pillow Each pet has LED lights that create a glow without producing any heat and the built in optional timer automatically shuts the light off after 20 minutes The pillow can be opened wide. The pillow can be opened wide; Uses 3 AA batteries or 4.5 DC adapter (not included)