Used only once at a live viewing venue and then stored in a dark place. Operation has been confirmed. Immediate purchase is welcome ◎ Please feel free to comment if you have any questions. ■ Product size: (Light-emitting part) Diameter 30mm x Length 150mm, Total length 250mm ■ Jump button function available Color switching: All 9 colors. The color changes each time you press the button. You can set the order of the lighting colors. Chika Takami: Mandarin orange, Riko Sakurauchi: Sakura pink, Kanan Matsuura: Emerald green, Dia Kurosawa: Red, You Watanabe: Light blue, Yoshiko Tsushima: White, Hanamaru Kunikida: Yellow, Mari Ohara: Violet, Ruby Kurosawa: Pink