Neptune Systems Apex Module Head Unit With PH ,Temp, And ORP Probes

Neptune Systems Apex Controller Module with pH & ORP Probes – Used Includes Neptune Systems Apex module, pH probe, ORP probe, and cables shown in photos. * Removed from a working reef aquarium setup * Probes have been stored in water to help prevent them from drying out * Normal cosmetic wear from use * Calibration status of probes is unknown and recalibration is recommended before use * Sold exactly as pictured Please review all photos carefully for condition and included items. Feel free to message me with any questions before purchasing.