BTOB Official Light Stick Show your love for BTOB with this unique light stick. The official design is shaped like a blue megaphone with white handle and projects the BTOB logo. Elegantly presented in a blue drawstring bag within a minimalist box, these lights would make a perfect gift for any Melody. The glow sticks have 4 different glow modes - off, on, slow blink and fast blink. - Official CUBE Entertainment product.