EC/TDS/Temp waterproof tester EC59 Back Catalog number: EC59 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MI60P Combination probe for pH/EC/TDS/Temp for MW803/MW8 Price on request MI806 Portable meter pH/EC/TDS/Temp Mi806 Price on request MI5560 pH55 (pH/Temp waterproof tester Mi5560 Price on request