evil that is some lazer light show for fish tanks but i remember last year in physical science one of my friends snuck a lazer into class an she shined it on the teachers big comunity tank an it killed a fish in like a split second...then the teacher freaked! anyways i was wondering why this site would be selling something that can do that to a fish...sorry for makin a hate thread ive never done it b4 but it really pisses me off.