Apex Jr System
The Apex Jr System delivers a professional quality controller at hobbyist prices. Built-in Ethernet
Integrated Ethernet port
Most advanced web server available
Interactive graphing application in the ...
We have teamed up with Digital Aquatics to bring you the best priced aquarium controller package available on the market today. Our Exclusive Digital Aquatics ReefKeeper Lite Package includes the ReefReeper Lite Basic Aquarium Co...
The newest member to Hanna instruments Combo series of combination waterproof testers with advanced functions is HI 98121, designed for simultaneous pH and ORP measurements. HI 98121 also reads temperature, which is continuously ...
Dual monitoring of pH and ORP with a large LED display and control of either pH or ORP. Highly accurate.
Digital pH-ORP controller with large size LED display for easy reading.
High input impedance avoid measuri...