Neptune Systems LD-3 Optical Multi-Surface Leak Sensor Marine Dry Rocks Best kept in a well-established

Best kept in a well-established marine aquarium with plenty of hiding places among live rock or branching structures

Amazing porosity

Both Blue and Pro models also feature a re-balancing of color channels and LED (Diode) mix to augment

This product is essential for maintaining optimal calcium levels

Neptune Systems LD-3 Optical Multi-Surface Leak Sensor Marine Dry Rocks Best kept in a well-establishedNeptune's LD 3 Multi Surface Optical Leak Sensor marks a significant improvement over its analog counterpart, the LD 2 Solid Surface Leak Detection Probe. While the LD 2 utilises conductive strips to detect fluid leaks on surfaces around your aquarium, the LD 3 takes advantage of optical sensor technology instead. This shift in sensor technology gives the LD 3 two distinct advantages over the LD 2: Reusable and resistant to corrosion. The LD 3 sensor