Features: durable endurance, reasonable design to avoid touching the machine, natural fit, transparent window, real-time observation of use, comfortable and low power use, quiet noise reduction design to improve bubble rate, intelligent induction design, high sensitivity. Specifications: Color: white Material: ABS Capacity: 300ml Weight: 365g Size: 70x98x219mm Rated power: 2.6W Tips: This product does not contain liquid, which needs to be prepared by yourself. Due to slight color difference in shooting light and display color rendering, the manual measurement error is 1-2 cm. Thank you for your understanding! Matters needing attention: 1. Do not immerse the machine in water or rinse it directly with water to avoid short circuit 2. When installing or replacing hand sanitizer, do not tilt or force the bottle body. If a small amount of liquid is normal, it can still be used normally after wiping clean. 3. It is strictly forbidden to use or add non-foaming soap liquids containing granules, powders, emulsions, etc. in order to avoid machine release. 4. Do not pour liquids into the machine 5. Do not block the foaming nozzle with your hands or foreign objects 6. When there is foam or other objects blocking the sensing area for 5 seconds, the red light will continue to blink for 2 minutes. At this time, you should turn off the machine first, then clean the sensing area or remove the speed barrier of the sensing area and turn it on again. The red light will turn off automatically after 2 minutes of continuous blinking 7. When the power is low, the red indicator lights up after induction to remind you of the need for timely charging. 8. Gently unplug the waterproof plug while charging, and then use the mobile phone charger to charge the machine. After charging, cover the waterproof plug in time to avoid dampness inside the machine 9. It is strictly forbidden to charge with a charger that does not match the local machine, otherwise it will cause battery fire or smoke explosion 10. No shutdown is required under normal usage and standby automatically when not working 11. When there are water droplets on the touch keys, the sensitivity of the keys may be affected. Please clean the water before operation. 12. Children should use this product under adult supervision to avoid foam touching eyes and eating by mistake Usage method 1. Charge the machine with a Micro US8 charging cable until the white light is always on 2. Long press touch switch 2S to turn on, white light flashes; Click to adjust gear, white light for high grade, blue light for medium grade, green light for low grade 3. It is recommended to rinse your hands first to wet them 4. Extend your hand to the sensor area to get rich foam 5. Rub the foam fully 6. Dry your hands after washing with clean water