Features
How to Use
1. Connect with the power supply
2. Put the ORP pen into the ORP Meter, it can show the ORP value
3. Normally, Saltwater ORP around 300mV ~ 350mV, for freshwater ORP around 235mV to 260mV
4. ORP Meter will automatic to power on and connect with the Ozone O3(Not Included) to operate the value most suitable for the tank
Specification
Combined to an ozonizer, it works very well.