Handheld TDS Meter 0-9990 with ATC & Temp, in vinyl carrying case The world’s most popular TDS meter, the TDS-3 is the most reliable and longest lasting meter of its kind. It has a wide range of 0-9990 ppm has a hold button...
Pocket Sized TDS Meter w/ digital thermometer in aquarium-specific packaging. The world’s smallest and lightest TDS meter also comes with a built-in digital thermometer. It is a true pocket size meter, comfortably fitting into...
ReefKeeper Lite Basic ReefKeeper Lite Preliminary Product Information
Expandable - up to 4 modules (PC4s, SL1s or MLC)
pH, ORP, and switch inputs (w/ optional SL1)
16 timers / 16 alarms
Audible / Visual alarms
Ultra-High Accuracy & Precision Laboratory Grade Mail-In Water Testing Service.
Marine Basic Lab Test series for saltwater aquariums tests 13 important aquarium water parameters.
Kit includes two empty sample bottles...
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...