American Marine Pinpoint II Calcium Monitor
The PINPOINT II Calcium Monitor is an extremely accurate digital Calcium measurement instrument for marine saltwater aquariums. Powered by a 9-volt battery (not included), the PINPOINT Calcium Monitor will operate for approximately 150 total hours before battery replacement is visually indicated on the display. Features a solid state probe for increased stability, accuracy and longer life. Calibration is fast, easy and precise. Generally used as a precision spot testing instrument with possible continuous monitoring capabilities. Probe measures 7"" and has a 10 ft. cord. Calibration fluid is included.PINPOINT II Calcium Monitor Fluid Kit contains 1 bottle each of 100 ppm and 1,000 ppm calcium calibration fluids.