| Extech (RE300) ExStik� ORP Meter |
 ORP meter with rugged flat surface OPR electrode and high resolution of 1mV Features: Measures ORP/Redox from -999 to 999mV Automatic electronic self calibration Simulated analog barograph displays change in ORP reading High resolution of 1mV Memory stores and recalls 15 readings and saves last calibrated value Data validation indicators show user the reading is stabilized Data Hold, Auto shut-off and low battery indication Price: 119.99 |