Oxyjet Technology: Enriches Water With Microfine Bubbles Of Air To Boost Your Oral Health Routine With The On-Demand Button You Can Control The Water Stream With Precision Personalise Your Cleaning Experience With Four Cleaning Modes, Aquacare 4 Has Two Intensity Settings: Sensitive And Regular, Each Can Be Used With Two Nozzle Water Streams: Focused Or Rotational; Includes: One Aquacare Portable Irrigator, One Oxyjet Nozzles And Charging Station With Uk 3-Pin Plug.