Specification: Model: QB-12V Power: 180W Voltage: 12V Max flow: 1.5m3/h Outlet: 1inch Max suct: 5m Highesthead: 15m Model: QB-24V Power: 230W Voltage: 24V Max flow: 1.5m3/h Outlet: 1inch Max suct: 5m Highesthead: 20m