No Power Required: Simply press the rim of your pitcher or cup against the star-shaped base to engage the nozzle. Multi-Function: The rinser will shut down once you remove the vessels. Four powerful water spraying holes provide multi-directional cleaning. Energy Conservation: Water saving of more than 70%, and will not freeze your hands in winter. Widely Used: A perfect tool for your bar, restaurant, pub, household, cafes, milk tea shop, and more. Applicable cup types: Red wine cup, beer cup, coffee cup, milk cylinder, beverage cup, tea cup, and more. No power required! It allows you to clean milk deposits and coffee stains. The water will spray into the vessels and clean them effectively. The water sprays 360 degrees to clean the interior and exterior clearly and stops automatically when the cup is removed. Great kitchen supply, efficiently saving your time and allowing you to enjoy time with your families and friends. Excellent washing performance with cold water! The pitcher rinser will not break glass and can easily clean lipstick and other stains. Suitable for many types and sizes of beer glasses and cups. Washing method: High-pressure washing Mounting hole size: 22mm Color: Silver + black Material: Brass, stainless steel, and plastic Package Contents: 5 x Wash Cup tool Only the above package content is included; other products are not included. Note: Lighting and display settings may cause slight color differences between the item in the picture and the actual product. A measurement error of +/- 1-3cm is acceptable.