Marine Monitor (pH/Salinity/Temperature) - Hanna InstrumentsStraightforward, User Friendly Monitoring of Key Saltwater Aquarium Parameters Continuous monitoring of pH, salinity, and temperature Backlit, large LCD display Automatic single button calibration w included solutions Automatic temperature compensation Visual and audible high and low alarms for each parameter Salinity measurements in ppt, PSU, or S. G. Temperature measurements in C or F Suitable for continual immersion in saltwater environments

1250 gallons

and AquaIllumination have joined forces to bring MXM to life

the Prime 16 HD Series brings more power and color where you want it

Recommended Return Pump: VarioS 4

Comes with all the necessary solutions and batteries- everything you need to get started measuring right away

The VorTech Battery Backup is reef tank insurance in an aluminum housing

25" (228mm x 177mm x 82

Produced with great precision

8x Warm White

o-ring sealed union pump mount

how can you go wrong

High accuracy measurements displayed as PSU