No Float Switch Needed! TMC Auto-Eye Series Submersible Pump is equipped with a built-in electronic controlled reed sensor system making it fully automatic. No float switch needed and no power used until pump turns on when water level rises. Auto-Eye Pumps are built with a compact, efficient, long life motor, rust and corrosion protected stainless steel shaft, and high-impact durable plastic housing. Motor: 12VDC Capacity: 500 GPH (1890 LPH) AMP Draw: 1.6A (12V) Fuse Size: 2.5A (12V) Hose Dia: 3/4" (18.5mm) Delivery Head: 9FT (2.5M) Dimension: 136x82x110mm (LxWxH) 5.35x3.22x4.33 inches