Digitally displayed PID temperature control adjustable in one-degree increments. Volumetric programmable settings for preinfusion, single shot, double shot, and auto-standby, The enhanced volumetric controls make it easier to produce and repeat a consistently good quality espresso. The Steel DUO PID body is manufactured in powder-coated carbon steel and polished stainless steel. 58mm professional portafilter features a real walnut wood handle with an ergonomic and aesthetically pleasing design to complement any home kitchen. The new aluminum & stainless steel thermoblock group guarantees continuous, unlimited steam with constant pressure and provides enhanced stability and minimal energy consumption.