✅ Dual-use temperature probe — also functions as a precise thermometer (±0

Replace at the 2-year mark to maintain consistent mineral output and alkaline pH

The controller comes with a complete mounting kit including two probe holders

covering virtually all sample types from strong acids to alkaline solutions

After six stages of purification

HM Digital ORP-200 Waterproof ORP Meter push-fit water fitting ✅ Dual-use temperature probe —ORP 200: Waterproof Professional Series ORP Temp Meter ORP 200: Waterproof Professional Series ORP Temp Meter The ORP 200 is a professional grade ORP meter ideal for all ORP testing, including anti oxidant measurement, water purification applications, ionizers, agriculture, aquariums & aquaculture, chlorine monitoring, cooling tower disinfection, environmental testing, fruit & vegetable washing, hydroponics, metal finishing, ozone system monitoring,