The ORP-200

- ORP range: -999 to 1000 mV
- Temp: 1-80°C; 33-176°F
- Resolution: 1 mV; 0.1°C/F
- Accuracy: 0.5% ±2 mV
- Automatic Temperature Compensation
- Digital Calibration: Autoranging with fine tuning
- Glass sensor and platinum reference cell
- Replaceable electrode
- Large LCD display
- Waterproof (floats)
- Data hold
- Includes lanyard and batteries