I was looking to buy a ultrasonic fogger for my Nepenthes and Heliamphoras in a 2.5 gallon tank so would this be ok to use in that sized terrarium or am i even able to use for what i want it to do which is raise the humidity so would it be ok to buy this and use it on my plants? Here is the link http://cgi.ebay.com/ws/eBayISAPI.dll...tchlink:top:en