... on and off automatically and accurately according water level via a special electric garden pump Compare with normal floating switch, it can ... -50Hz,650Wmax.pump rate:12500l/hmax.height:9mmax.depth:8mdia. of pipe:1'' ,1-1/4'',1-1/2'' length ... of cable: 10M Container loading qty(20'/40'):2292/4760pcsCertification:GS, ...