Neptune Oxyguard Probe with Cable Pictures & Viewing and may develop folds as

and may develop folds as it matures

and even from the glass

the circles extend into stripes along the body

Maximum airflow: 130 L/min

Results are not affected by calcium and strontium interference within normal stated ranges

Neptune Oxyguard Probe with Cable Pictures & Viewing and may develop folds asNeptune Oxyguard Probe with Cable Neptune Oxyguard Probe with Cable is a high grade dissolved oxygen probe for compatible Neptune Apex aquarium controller systems using the PM3 dissolved oxygen module. Dissolved Oxygen Monitoring for Advanced Aquariums Dissolved oxygen monitoring is useful on heavily stocked aquariums, fish rooms, quarantine systems, ozone or aeration setups, and advanced reef systems where oxygen availability can affect livestock