I've seen those lights before but not sure where
If you need more help on where to buy go to
www.arofanatics.com
Ask around there. Those people there practically live in the LFS

Err lack of calcium and vit D3 ><
If yours is a land tortise, feed it dark leafy veggies
Grind the cutterfish bone and dip the veggies in it before feeding
it to your tortise
If it is an aquatic turtle, just throw the bone in. It will eat it
on it's own