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The SeaTest Instant Ocean is a user-friendly scientific instrument that measures both relative density as well as the salinity in warm water aquariums
This will ensure long lasting durability and tool protection
LED Power: 20w
soak beads in small quantity of water and test for residual chlorine with a chlorine test kit
Neptune Systems A3 Apex Jr coral plugs The SeaTest Instant Ocean isThe A3 Jr is a Monitoring Only solution. You can't turn it on or off. However, it becomes a full fledged controller once you add a Powerbar. To turn it into a full controller, just buy an Energy Bar 832 or EB4 and connect it via aqua bus, then you have a complete monitoring & controllable system. The A3 Jr will be a new, "monitoring only" system that offers the same monitoring as the A3 Apex without the control of the EB832. The A3 Apex Jr. is the
