The Little Giant 1-A Series Pool Cover Pump is a fully submergible pump designed to drain water from pool covers. It includes an epoxy coated die-cast aluminum housing that prevents damage and is fully impedance-protected to guard against overheating. With its internal construction made from both polypropylene and nitrile, the 1-A Series Pump also features a handy snap-off screen for accessible cleaning. It uses 70 watts for operation and features a 1/4" MNPT discharge, along with a 7' shut-off head capability. Circulating 170 GPM and sporting an 18' cord, it measures 4.25"(H) x 4.13"(L).