American Marine Pinpoint PH monitor. Includes the the monitor, the probe and the users instruction manual but DOES NOT INCLUDE THE REQUIRED CALIBRATION FLUID. Calibration fluid can be purchased from multiple sources online for as little as little as $10.00. This item appears to be new and unused but not being 100% certain It has been listed as a used item. Also included is a new in sealed package Coralife digital thermometer.
eBay