EC/TDS/Temp waterproof tester EC59 Back Catalog number: EC59 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MI105 Portable meter Mi105 Price on request 4090010005 DORP1 Pocket ORP Tester 1.DORP1Meter (battery pre 133,25 € 4090010108 DPO10 Portable pH/ORP Meter(Color screen) 1.DPO10 654,07 €