http://ltdtrading.com.cn/product/208095591-200220833/BF1_5kw_5_5kw_manual_disperser.html It is an electric disperser widely used in dispersing and mixing paint,ink,dyeing,pigment etc. Technical parameters: Model1.5kw,2.2kw,4kw and 5.5kwUp and down distance(mm)900mmDimension(L*W*H)900×900×2100mmElectric connection380V,50Hz,3Phase/220v,50Hz,single phase for 1.5-4kw and just 380v for 5.5kwDia.of dispersing discs150mm and 200mmRotational speed0-1500rpm and 0-3000rpm two kinds