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 MC125 pH/ORP controller MC125 Price on request MI805 Portable meter pH/EC/TDS/Temp Mi805 Price on request TH300 Thermometer TH300 Price on request