pH/ORP/Temp waterproof tester, -2.00 to 16.00 pH Back Catalog number: PH58 Manufacturer: MILWAUKEE ELECTRONICS Availability: 3 weeks Price on request - + Recommended MI806 Portable meter pH/EC/TDS/Temp Mi806 Price on request MI160 pH/ORP/ISE/Temp combined logging bench meter Mi16 Price on request HI2002-02 EDGE pH/ORP metr Price on request