Kit Includes:Salinity Probe Stability Assembly36in of 1/4in supply-line hoseSICCE Micra compatible Pump adapter for 1/4in RO Line.Important Installation notesMust be supplied constant 60 to 100 GPH of flow.Ideally, the supply line is fed by a small pump or manifold port after in-sump filtration.Probe with SPS Kit can be installed in any area of your sump, overflow or drain chamber.