ive heard people mention. well sunstar i think mentioning using a heat pad to heat a bunch of small tanks. i want to set up a fre 2.5 gallons to use as 1st stage fry tanks. and the heaters that are accurate and small enough for a 2.5 gal tank are fairly $$$ so this heat pad might be a viable option.. could somone givce me some infor on this? thanks