Neptune Systems Trident Marine Aquarium Water Analyzer circulation pump ALARMS AND DECISIONS BASED ON tank ALARMS AND DECISIONS BASED ON POWER The cost of reagents and recurring cost is a valid concern for a hobbyist considering the test kit or automated system – and we designed the Trident with that in mind – keeping those costs as low as possible It then interprets the results of that test and logs the value into your Apex The Trident is so quiet that our customers have said they rarely hear it – and when they do hear the quiet little chirps they are pleased to know that new test numbers are coming soon and they never had to pull out a test kit