Water treatment: Monitor ozone systems, Check free chlorine activity (in pools, spas, and cooling waters), Water purification and drinking water, Aquarium monitoring, Water pollution monitoring
Specifications
ORP Range: -999 to +1000 mV
Resolution: 1 mV
Accuracy: ±2 mV
No. of Calibration Points: 1 (±150 mV offset)
LCD Display: Dual display with battery indicator, error messages/codes
Special Functions: Large Dual Custom Display, Self-diagnostic; Hold function; Auto-Power Off after 8.5 minutes