1. Advanced infrared sensor - The soap dispenser is equipped with a sensor and features a contactless design, preventing secondary cross - infection. Simply place your hand under the sensor, and the soap dispenser will dispense soap for you within 0.25 seconds without you having to touch it. 2. Adjustable capacity - It is divided into three levels: 0.6g (low), 1g (medium), and 1.8g (high), suitable for different groups of people, eliminating concerns about waste. Quickly press the on/off button to change the amount of soap. Different lights indicate different soap amounts: white (high), blue (medium), green (low). 3. Safe and durable - The product is made of ABS, which can maintain its luster for a long time. The gasket is made of stainless steel, preventing liquid leakage at the interface after the soap dispenser falls to the ground, thereby improving the safety of the product. The waterproof rating is IPX5. There's no need to worry about splashing water in the bathroom. A rubber plug protects the USB charging port from moisture. 4. Rechargeable design - It has a built - in 800mAh battery and can be used for about 3000 hours on a single charge. It consumes less power than battery - powered dispensers, allowing you to save more money and reduce the environmental impact of discarded batteries.