Infrared Detection: The auto soap dispenser has a built-in upgraded infrared sensor with high detection sensitivity. Simply place your hand 3-6cm below the sensor, and the soap will be produced in 0.25 seconds. Three-level adjustment: the wall-mounted soap dispenser adopts a full-screen design, and the remaining power and internal temperature are clear at a glance. It has 3 levels of foam output, which can be adjusted at will to meet the different dosage needs of adults and children. Easy to install, no drilling required: the electric soap dispenser is equipped with strong non-marking adhesive, it can be installed without drilling the back adhesive, will not damage the wall, durable and firm, will not fall off, can bear 5 kg. (suitable for smooth flat walls, not suitable for uneven walls) Large leak-proof capacity: 300ml large capacity, it can dispense liquid 500 times at a time, which can be used by the whole family. family for 50 days. With its IPX5 waterproof design, it is not afraid of splashing water and can be used safely in humid environments such as sinks and toilets. (Do not wash your body with water) Suitable for many kinds of liquids: the automatic soap dispenser is suitable for ordinary hand soap, dish soap, shampoo, shower gel , etc. Normal foam can be produced after diluting 3 to 8 times with water. Can be used in bathrooms, kitchens, schools, hospitals, offices, hotels and other outdoor public places.