Neptune Apex FMM Solid Surface Leak Probe Freshwater Plants The 1 Gallon size is

The 1 Gallon size is ideal for aquarists

Wet Side Dimensions: 2

Uses a 1" diameter x 1" long ultra high strength neodymium magnet

Soft 1mm Pellets for Shrimp and Snails

Neptune Apex FMM Solid Surface Leak Probe Freshwater Plants The 1 Gallon size isNeptune Apex FMM Solid Surface Leak Probe Neptune Apex FMM Solid Surface Leak Probe is a weighted leak detection probe for use with the Neptune FMM Fluid Monitoring Module, designed to detect stray water on hard surfaces around aquarium equipment. Solid Surface Leak Detection for Aquarium Protection The LD 2 probe is intended for open hard surfaces where water may appear during a leak, overflow, loose fitting, sump issue, or equipment failure. It can