pH55 (pH/Temp waterproof tester Mi5560 Back Catalog number: MI5560 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended 18901142 DORP1-S ORP sensor 52,94 € MW500 ORP meter MW500 Price on request MW102 µp-based ATC pH/Temp meter MW102 Price on request