Try (sorry, don't know how to create the URL)
www.galls.com. They have light bars from key manufacturers.
If you are using the light bar for a dance studio then you can have anyone of them. In Az the only red and blue bulbs you will see are on police/fire/ems vehicles. Amber rotators are for vehicles that work in the roadway.
Chech your Fl vehicle codes/laws/regulations to see the limitations. This could take time because the legal term for lighting equipment varies state to state.