Daytech Allarme Acqua 3in1 per Seminterrati con Cavo di Rilevamento 6.5ft Sensore Acqua...
The water sensor probe can detect droplets as small as 0.4mm (0.015"), which can detect leaks above (pipe bursts) or below (floor pooling) or whether the water level inside a container (sump pump) has exceeded the maximum water level line.