ThanksI have a few of those as well. Oh, wait... you're talking about pips. Never mind...
Chickie pips! YAY!!!![]()
Shouldn't make much difference. A 5V P/S will run a 12V fan about 1/2 speed, so 9V should give 3/4 speed. As long as it's moving enough air to suit your needs, it'll work.