... 2.small vibration 3.Temperature 100degree Promotion!!!RO booster pump for RO water purifier Specifications E-CHEN pumpVoltageDC12v/ ... 24v/ 36v AC 110v/220vRated Current0.7, 0.9, 1 ... 200G, 300G, 400GApply to pressure0.05mpa- 0.4mpaFit for RO water Purifier50G, 75G, 100G, 200G, 300G, 400GWeigh12kg/ ... pipe thread water pump for RO system WR-12