Smooth operation: The automatic soap dispenser uses an infrared sensor to detect your hands within a distance of 0-7 cm, dispensing hand soap in just 0.25 seconds, perfect for busy families and hygiene-conscious users. 3 adjustable foam dosages: Simple and precise control. This foaming hand soap dispenser offers 3 adjustable settings (0.6g, 1.0g, 1.5g), allowing you to adjust the foam dosage with a simple touch. Whether in the bathroom or kitchen, it ensures the right amount of foam every time you use it. Efficient power design and large capacity: This automatic soap dispenser features a USB Type-C charging port and a powerful rechargeable lithium battery that fully charges in just 3 hours. Its large 350ml (11.84 oz) container and ultra-energy-efficient design allow for up to 5000 uses on a single charge – enough for a typical family's needs for 3 to 6 months, minimizing the need for refills and ensuring long-lasting convenience. IPX5 Waterproof: This smart soap dispenser is IPX5 waterproof, making it ideal for use in humid environments such as kitchens and bathrooms. To ensure optimal performance, simply keep the sensor and charging port dry. Durable foam generator: finer, more long-lasting foam. This foaming soap dispenser features a high-quality, specially designed foam generator that delivers fine, dense foam and extends its lifespan. (Note: Use only diluted soap. For thicker soap, mix with water in a 1:5 ratio before use. Using undiluted soap can damage the foam generator.)