Automatic foaming soap dispenser, touch-free use can ensure that your hands not leave stains, more convenient and sanitary, very suitable for kitchen or bathroom. High-quality ABS material, fashionable and interesting appearance design, high durability, waterproof and moisture-proof, 7.4 0z (220 ml) capacity. Visualized line of stock solution to remind you to add soap in time. The wide filling port makes filling fast, easy and without overflow. Accurate and sensitive infrared sensor can detect your hand from 5cm distance, high-speed activation in 0.2 second, rapid foam generation. The foam volume is about 1.5ml at once to avoid waste. It is powered by 3 AA batteries(Not included). Battery compartment lock design can prevent soap from corroding the battery. Tap the power button once to switch, and the green/red LED indicator indicates on/off. It is recommended to use soap that is not harmful to your hands, and the dilution ratio of soap to water is 1:3. Do not add solid or granular cleaning products into the bottle. Please note: If the soap liquid is too thick, it will block the pipes and cause the soap dispenser to stop working. At that time, please put the soap dispenser in the sun for a while, the pipe will be unblocked again, and the soap dispenser can be used again.