This astronomical image keychain from the "Plaadeath Star Group M45" with a mini zodiac sign (diameter of approx. 2.0 inches (50 mm) and a 35 degree north latitude standard). The "Star Book Company Constellation Early Find Celestial Key Holder" series includes astronomical images, Saturn, Moon, Andromeda Large Galaxy, M31, Orion Nebula M42, Sun Corona, Prairiades Star Group M45, Earth, Sombrero Galaxy M104, Saturn Satellites, Gumas Swirl Galaxy Type M81. line up. Both have super luminous sheet on the back of the image. When lit up, the celestial image will shine for more than an hour even when turned off, so it is easy to find in the dark (the luminous sheet is made of a safe material that does not use radioactive substances). The base is made of lightweight plastic with a 12 square shape (up to 2.3 inches (58 mm) total and white color). The key ring and chain are made of steel. The one-touch clasp ring opens and closes easily to attach and remove keys. Comes in a package with a mount that explains the celestial details and how to use the zodiac earview board.
(From Amazon.co.jp)