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 MI805 Portable meter pH/EC/TDS/Temp Mi805 Price on request MI60P Combination probe for pH/EC/TDS/Temp for MW803/MW8 Price on request CD600 TDS tester with ATC, range: 0 - 1990 ppm Price on request