Description Eccentric wheel and multicavity chamber,Website:://.heyipump.net, consistent and efficient with outstanding suction head and lift Product Info. Model         WSDC01(Black) WSDC02(White) Vol/Freq. 12V,DC         12V,DC Dimensions Dia 48.5*83.2 Dia 48.5*83.2 Weight         133 g         133 g Power         3 watt         3 watt Pressure >120 Kpa >120 Kpa Flow Rate >1000 ml/min >1000 ml/min Suction Head > 2mt         > 2mt Lift         > 5mt         > 5mt