Light bulbs provide their lumen rating.
Another thing to consider...Anemones do better in a mature tank. This means more than 6 months old at a minimum. If you truly want the clowns to interact, you need to make certain you buy compatible species. Best bet is to locate a clown/anemone pairing up in the LFS and purchase them both.
I don't recommend adding anemones to tanks. They won't live for anywhere near the span they easily obtain in the wild.
Another thing to consider...Anemones do better in a mature tank. This means more than 6 months old at a minimum. If you truly want the clowns to interact, you need to make certain you buy compatible species. Best bet is to locate a clown/anemone pairing up in the LFS and purchase them both.
I don't recommend adding anemones to tanks. They won't live for anywhere near the span they easily obtain in the wild.