• Powered by 2 CR2032 batteries that emits colourful lights
• A light source lamp body mask with acrylic material that is light and better. The most unique is the use of a diamond design, stylish, dazzling lights that shines on people.
• Together with a soft rubber silicone, it is easy to install and durable
• It can be installed in : handlebar / fork / helmet (as the helmet shape ) / seat tube / tail bag / backpack / rear forks / axle ( hub ).