This is a Fabulous Handmade Blown Glass Paperweight that also Glows in the Dark Jellyfish will glow lights in the dark just as a Real Jellyfish does Product is New. This is a handmade glow in the dark glass jellyfish. Once in the light for a little while you can turn the lights off and watch them glow. Do a search on you tube they are amazing. This comes with the new technology LED base which is included as part of the package. This runs on AAA batteries which are not included. Watch the Jellyfish change different colors. Each one is handmade so they all have slight variations of colors even within the same base color. Glass bubble on the inside add to the over all visual. Size: 14 x 8 cm (jellyfish plus led case) Package: 1 x Jellyfish1 x LED BasePlease Note: Batteries NOT included. Jellyfish Color: Blue, Yellow, Pink, Green,white, sky blue