Official Maileg Mice Collection Mouse in a Box Mouseinabox Official Maileg Mice CollectionL Adorable Companions for Imaginative Official Maileg Mice CollectionL Adorable Companions for Imaginative Official Maileg Mice Collection Mouse in a Box Mouseinabox. Add vintage nostalgia to your Mouse Hole Farmhouse with a delightful television that brings your mouse family together. A clever button on the front turns on a light inside the screen, creating the glow of a real movie night. As you tilt the TV, the cowboy scene shifts subtly, giving the illusion that the mouse rider is galloping across the screen. Coin cell battery (CR2032) not included.