Flow: 3,100 gph (11,500 lph)Wireless: Included Max Head Pressure: 21.5 feet (6.5m)Footprint: 5 in. x 8.5 in. (126.8mm x 215.15mm) Fittings: Input: 1.5 in. (38 mm) Output: 1.25 in (31.75mm) The Vectra can self-calibrate to your tank for optimum efficiency, while compatibility with EcoSmart Live allows wireless access of the pump and LED lighting. Flexible installation and quick disassembly makes setup a breeze. It boasts British Standard Pipe Threading, plus modes like Constant Speed, Feed, Speed Lock, Closed Loop, and Lagoonal Random and Reef Crest Random. Compatible with the Battery Backup accessory, the Vectra provides protection against power outages and is almost silent.