Keychain with a transparent locomotive design. There's a switch on the bottom that lights up red. However, it seems to be out of batteries, as it sometimes lights up and sometimes doesn't. Please purchase this as a non-working item. It's a cute item as a transparent, three-dimensional keychain. - Type: Keychain - Design: Transparent locomotive - Colors: Transparent, Blue - Material: Plastic Perfect for bags, keys, or as a marker.