WAYNE WAPC250G Automatic ON/OFF Water Removal Pool Cover Pump With GFCI Protected Plug Pumps up to 3000 gph at 0-feet Plug in and leave the pump unattended for worry-free water removal Is witch sensing technology-microprocessor controlled for optimal operation Energy efficient, high flow oil-free motor Gfci plug, sealed thermoplastic construction for submersible use and strainer filters debris to minimize clogging