WWC Coppertone Branching Hammer5 Heads and 3. 5" in diameter, WYSIWYG and fully conditioned by WWC! Hammer Corals can handle more light than most other LPS, that said, don't place in par over 175 or so as they can get burned. They also prefer an alternating low to medium low flow. In regards to feeding, I would recommend target feeding it once a week with a high quality meaty frozen food to keep it fat, flowing and happy, lol. Lighting = Low Light at around 125 to 175 par Flow =