Description This kit includes most of the parts needed to complete an installation on a Gaggia Classic Pro (NOT Gaggia Classic). The low voltage wiring kit means connecting the pressure sensor, screen, SSR and switches is just a case of plugging them in. You will need to fabricate your own high voltage wiring. PCB & SCREEN PROGRAMMED KIT INCLUDES Official Gaggiuino V4.0 PCB – STM32U585 4.3″ Touchscreen Low voltage wiring kit (Screen cable, SSR cable, Switch panel cable) Pressure Sensor (with custom quick connect harness) 2 x White O-Ring for Pressure Sensor Adapter Thermocouple K – M4 Transducer Barb Fitting (6mm stainless steel) T-fitting (6mm stainless steel) 4 x Hose Clamps Genuine SAECO silicone hose (12.5cm Length) SSR 40DA USB STLink Tool