Where can I find a very small but powerful light source for a disco ball?

Question:

Where can I find a very small but powerful light source for a disco ball?

I need 2 or 3 small lights that are powerful and can change color for a disc ball. any thoughts or ideas? i also would like them to be semi cheap since my company is paying for them...

Additional Details

6 months ago
Thanks for all your advice... i have a disco ball... i need the light to shine on the ball.

Best Answer - Chosen by Asker: 6 months ago
Thanks for all your advice... i have a disco ball... i need the light to shine on the ball.