Auto Soap Dispenser: Equipped with an infrared motion sensor, the soap dispenser automatically releases hand sanitizer once the sensor detects your hand. Perfect for your bathroom, kitchen, cafe, hotel. Adjustable Switch: With 250ml/8.45oz capacity and variable dispense control, the soap volume has a +/- switch to adjust the liquid volume by 0.5 at 3ml. Compatible with most types of liquids, such as hand sanitizer, hand sanitizer, sanitizer. Drip and Waterproof: Designed with a waterproof base and a rubber seal to prevent water from entering the battery compartment. The auto soap dispenser is made with high quality waterproof technology with drip protection to prevent soap or water from corroding circuit boards. DURABLE MATERIALS: This anti-fingerprint 304 stainless steel soap dispenser features improved motor performance for more consistent liquid volume. The spare batteries will last about 3 months when powered by 4 AAA batteries (not included).Features:The auto soap dispenser is equipped with an infrared motion sensor that accurately detects your hands.Equipped with an adjustable switch, you can easily control the amount of liquid by briefly pressing the button Made of stainless steel for a long service life. Say goodbye to everyday wear and tear.Add an extra waterproof pad to prevent the battery compartment from being immersed in water and causing corrosion.Compatible with most liquids, it's a smart choice for your bathroom, kitchen, cafe and more.If you use 4 AAA alkaline batteries (not included), the spare batteries will last approximately 3 months.EASY-TO-FILL CONTAINER: Simply open the lid counter-clockwise.Specifications:Capacity: 250ml/8.45ozPackage Dimensions: 7.8" x 3.8" x 3.5" Sensor Range: 0-6cm/0-2.36inch Dispensing Size: 0.02-0.14ozPower: 4 AAA alkaline batteries (not included)Action:1) Lift the gap between the waterproof base and the body and remove the base.2) Open the battery compartment cover and insert 4 AAA alkaline batteries.3) Open the container cover counterclockwise, add liquid soap, do not add too much.4) Press and hold the " key to open the soap dispenser. The red light flashes twice.5) Put your hand under the sensor, the soap dispenser will start working automatically.