High-precision sensor-automatic soap dispenser adopts the latest infrared automatic sensing technology, and bubbles rapidly at the speed of 0.25 seconds. The infrared sensor can detect your hand within 5cm, making the foam more accurate. No dripping or trailing, no wasted soap. Contactless automatic distribution operation can effectively avoid cross infection (effective antibacterial 99.9%). High quality ABS plastic is used. ABS plastic has high impact resistance, high mechanical strength, wear resistance and moisture resistance. More than 200000 laboratory tests, no problem. It is powered by 4 AA batteries and can be used for about 4 months at a time. The observable capacity is 280ml/9.5OZ, and the visible capacity can be viewed at a glance. The amount of soap liquid can be controlled by adjusting the+/- switch to control the amount of liquid from 1.5 liters to 3 ml. The low decibel running sound will not disturb you when you use it. Save liquid consumption Use innovative foam pump technology to convert liquid into foam, which can save more than 50% of liquid. Dilute your favorite hand sanitizer with 1:3 water (liquid: water). In addition to hand sanitizer, it is also compatible with various liquids, such as facial cleanser, shampoo, shower gel, dishwashing liquid, lotion and disinfectant. Perfect for showering, washing hands and dishes. Easy to clean - the automatic soap dispenser with IPX4 waterproof design can be wiped with a wet towel, but do not flush the device with water with strong mobility and turn it upside down.