pH55 (pH/Temp waterproof tester Mi5560 Back Catalog number: MI5560 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MW101 Portable pH meter, 0.00 to 14.00pH, 2point cal. Price on request MI60P Combination probe for pH/EC/TDS/Temp for MW803/MW8 Price on request PH600 pH tester with 1 point calibration, ±0.2 pH accura Price on request