Lutron YK-2001PHA PH/ORP, DO, CD/TDS, Salt Meter

\npH METER\nModel : YK-2001PHA\n* One meter for multi purpose operation :\n pH/ORP, CD/TDS, Dissolved Oxygen, Salt measurement.\n* pH : 0 to 14.00 pH, ORP : 1999 mV.\n* Conductivity : 200 uS/2 mS/20 mS/200 mS.\n* Dissolved oxygen : 0 to 20.0 mg/L.\n* Salt : 0 to 12 % salt ( % weight ).\n* CD/TDS/Salt probe is included.\n* Optional PH, ORP, Dissolved Oxygen and pH ATC probe.\n* pH measurement can select ATC or manual temperature adjustment.\n* pH measurement can make the auto calibration\n* Conductivity measurement can select Temp. Coefficient of measurement solution.\n* ATC for the conductivity measurement.\n* Dissolved oxygen meter use the polar graphic type oxygen probe with temperature sensor, high precision measurement.\n* Power by DC 9V ( 006 P ) battery or DC 9V adapter in.\n* RS232/USB computer interface.\n* Optional probes\n