RPM:14000- 18000 RPM Approx.Watts:450 Watts (2 Amp.). Timer:Selective Timer Cycle from 0.1 to 5 minutes for automatic blending or manual control setting for continuous running.Base:Aluminium Cast - Baked Enamel Finish. Capacity:(a) 250ml (b) 500 ml. (c) 1000ml.Optional:50-100 ml containers of Stainless Steel.