Product description 1.Touch-Free SensorSensor soap dispensers applys smart infrared sensor to realize automatic dispensing, then dispense the right amount of soap every two second. No bacteria transfer,ensuring you more hygiene and health 2.Durable & Waterproof Our soap dispenser comes with Waterproof design, and with a base holder helps to prevent the battery compartment from getting soaked in water. Washable, anti-infrared interference. 3.Easy to Set Up Long press the power switch, the Blue LED indicator light will blink, place your hand underneath the sensor within the range of 5cm to make the battery soap dispensers working.4 x AAA Batteries, not included 4.Widely Applicability It compatible with all kinds of liquid hand or dish soap and also works great with hand or body lotion. Perfect to use at bathroom, kitchen, office, school, bank, hospital, stars hotel and restaurant. 5.Suitable for different foaming liquids The automatic hand sanitizer dispenser can be widely used for different foaming liquids( including foaming hand soap, shampoo, dish soap or other foaming detergent). For regular soap, pls pour 1oz( 30ml) regular soap into the automatic soap dispenser with the measuring cup( included) and then fill it up with water. Shake a little to get perfect foam.