... water level via a special built-in electronic system. Electric submersible pump Compare with normal floating switch, it can be used in ... 230V-50Hz,550Wmax.pump rate:12000l/hmax.height:9mmax.depth:8mdia. of pipe:1'' ,1-1/4'',1-1/2'' length of ... qty(20'/40'):2292/4760pcsCertification:GS,EMC,CE,PAHS,POHSAccessory: 2 connectorGeneral usage around home and gardenIdeal for irrigating gardens, draining ...