Does what it needs to. Make sure you move the checker around in your tank to get readings from different areas as some spots in tank don't get as much circulation
00
CommentLikeDislike
Max Gueston29 Dec 2011, 6:54 PM
Superb!
Very easy to use and I have one in all of my aquariums.
Best buy really. I suggest gettin a smaller sucktion cup :)
00
CommentLikeDislike
alan Gueston23 Feb 2011, 3:14 PM
good for the price
recommended for the price and what you get
00
CommentLikeDislike
dkukanja Gueston23 Aug 2010, 8:06 AM
recommended
easy to use, great price, fast shipping.
would be nice if there si syringe in complet to fill these one...