Intex 54481EG 9-Feet by 18-Feet by 52-Inch Ultra Frame Rectangular Frame Pool Set Built-in GFCI (ground fault circuit interrupter) instantly shuts off pump if electrical current comes into contact with water Comes with a standard Type A 1,500 gal. filter pump with GFCI All rust-resistant metal beams and joints either pin or snap together for fast, easy construction Water capacity 4,545-gallon (17,203L) at 90-percent and ready for water in 60 minutes