pH55 (pH/Temp waterproof tester Mi5559 Back Catalog number: MI5559 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MW102 µp-based ATC pH/Temp meter MW102 Price on request MC125 pH/ORP controller MC125 Price on request HI9126 Přenosný pH/ORP metr Hanna Instruments Price on request