We have black starlit panels of 18 inches with programmable LEDs. The floor can be set up as 7 x7 panels or 9 x9 panels. It can also be laid out as an aisle. Text can also be programmed into the performance. Video of a few of the programmes available on you tube.
Partially-Lit dancefloors such as "starlight" twinkling LEDs
Fully Lit dancefloors with light-up panels (e.g. "Saturday Night Fever" style)
Contact supplier for full details