1. No need to press, just reach out, no contact with the infrared sensor. 2. Suitable for a variety of liquids, three levels of foaming performance can be adjusted. 3. Fine foam, easy to clean. 4. Multi-stage foam adjustment, rub for a few seconds to wash hands and lightly press the top screen to switch gears. 5. Appropriate amount of foam, saves and does not waste. 6. Large screen display, time, gear, remaining capacity, remaining power is clear at a glance. 7. Extremely fast foaming in 0.25 seconds, 3-6 cm induction area. 8. High-efficiency motor, low power consumption, and quiet operation. 9. IPX4 waterproof machine, easy to handle in humid environments like kitchens and bathrooms. 10. The liquid can be replaced, which is safer and more hygienic, and it is convenient to change the liquid. 11. The large open water tank is suitable for refilling and cleaning the water tank. 12. Type-C/USB-C charging port, waterproof baffle design to prevent water ingress. 13. Wide mouth design, easy to add liquid and not easy to spill. 14. Push buttons, easy to use, waterproof and durable. 15. Processing: Electroplating + Dry Pattern. 16. Battery Capacity: 2000 mAh. 17. Power Source: USB charging/built-in lithium battery. 18. Water Tank Capacity: 500 ml. 19. Working Voltage: 3.7V. 20. Working Current: 400 mA. 21. Waterproof Level: IPX4 (not upside down). 22. Functions: Time display, gear adjustment, power display, low liquid reminder, automatic detection. 23. Material: ABS + Acrylic. 24. Note: The product only includes the machine, excluding others. 25. Dimensions: 198x138x108mm. 26. Net Weight: 440g. 27. Gross Weight: 525g.