MAXSPECT Dice AIO 12 Gallon Nano Cube Aquarium w/ MJ-L165 LED doser you can use either controller

you can use either controller along with a pH probe to measure the pH in a calcium reactor

Model B361824 Size 36″x18″x24″ Gallons 56 Weight 85  Side Walls 1/2″ Top and Bottom 1/2″ Filter Size 18″x10″x16″ # of Overflows 1 Overflow Plumbing in each overflow 1-1″Drain 1-3/4″ Return

It works on nearly every device platform – computer

REEFER 300 G3 Aquarium

High Precision Stepper Dosers - 4 Available

MAXSPECT Dice AIO 12 Gallon Nano Cube Aquarium w/ MJ-L165 LED doser you can use either controllerEverything you need at a price you'll love All In One nano tank with built in filtration Rimless edges with black silicone seams Removable filtration sock and holder Biological and chemical filtration media included Compact AC return pump Y shaped dual flare locline return nozzles Water jet cut weir overflow Filtration cover 65W JUMP LED* with mount Passive cooling, silent operation 42 LEDs operating at 95 100% efficiency between all color profiles