The LED Light Board provides simple features and various cheering effects. At your favorite Kpop star concert! Having fun partying with someone you like! Enjoy the Neon Sign Board! - The Kpop representative cheering tool app made in Korea. - It has an intuitive and easy-to-use interface. - You can easily change the font, color, and speed with just one click, and add background colors and effects. - The supported banners are saved in the history and can be executed in just one click. - In addit