✔Touchless Experience: Prevents cross contamination and germ transfer.The automatic soap dispenser has a precise trigger zone for accurate, high-speed activation.Infrared sensor detects your hand from as far away as 2. 75 inches.✔Observable Capacity: 230ml/7.78OZ capacity with visible volume, check volume at a glance.And variable dispense control soap volume by adjust +/- switch to control the liquid volume from 0.5 to 3ml.✔High-Quality: Using ABS plastic, ABS plastic has high impact resistance, high mechanical strength, wear resistance and moisture resistance.Lab test more than 200,000 times without problems. Powered by 4 AA batteries (Not included), one replacement can be used for about 3 months.✔Versatility: The soap dispenser is perfect for bathrooms, kitchens, hotel, hospital, schools, restaurant, office clinics.applicable to liquid soap, shampoo and dish soap of various brands.✔To maintain good hygiene, order your soap dispenser. Any issues with your soap dispenser, please contact us at any time, we will provide you with satisfactory service.