Using this test will keep you in the know on your tanks levels... just make sure to be regular in testing so as to be certain of the levels. It is too easy to fall into the habit of procrastinating tests!

Pros: helps keep you informed

Cons: you have to be constant in testing

when i did test my water, this test kit works great. over the 17 years, of having a fish tank, I myself, don't test my water. my fish live for years. if your going to test your water, this is a good kit

Pros: good

Cons: pricey

It is a good idea to use these test kits regularly to make sure your tanks water is safe for the fish.

Pros: Save and easy

Cons: none

This test & the other tests you can do on your tank is so important to health of your fish. There is no way to know without using this test. Don't neglect your fish!!

Pros: very effective

Cons: none

Its always a good thing to keep an eye on levels of the water. We have a 125 gallon tank and like to make sure wekeep it steady at all times.!

Pros: none

Cons: none