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 4090010005 DORP1 Pocket ORP Tester 1.DORP1Meter (battery pre 158,23 € MC310 Conductivity monitor MC310 Price on request MI805 Portable meter pH/EC/TDS/Temp Mi805 Price on request