Smart Sensor - With advanced infrared technology, the sensor automatically detects when you place your hand under the soap dispenser. This protects you from the spread of bacteria and viruses, ensuring a healthier lifestyle. Adjustable Liquid Volume - The soap dispenser offers three different settings to automatically adjust the amount of soap. To adjust the amount of liquid soap, press the top button one level at a time. Waterproof and Durable - A waterproof pad protects the battery compartment from immersion, preventing soap or water from corroding the circuit board. The soap dispenser is made of high-quality, durable brushed stainless steel for a stylish yet durable design. Easy to Use - To turn the device on or off, simply press the button for 3 seconds. The LED flashes red, indicating that the device is on. Place your hand 1 to 10 cm from the sensor to activate the dispenser. Compatible with most liquid soaps - Compatible with most liquids, such as hand sanitizers and gels. It also works with hand creams and body lotions. How to use: 1. Insert four new AAA batteries into the bottom compartment and close it. (Alkaline batteries not included). 2. Turn the top lid counterclockwise to open, pour in your favorite liquid soap or hand sanitizer, and then close the lid. 3. Press the button for 3 seconds to open. To stop, press the button again until the indicator light turns off. 4. To adjust the amount of liquid soap, press the button once to choose the desired level. There are three dosage levels. 5. Place your hand under the infrared sensor. The foam will dispense automatically. 6. Suitable for most interiors, such as toilets, bathrooms, kitchens, and cafes; a wise choice for homes, offices, schools, hotels, and restaurants. Specifications: Material: Stainless Steel + ABS Power Supply: 4 x AAA batteries (not included). Sensor Range: 0-100 mm Package Contents: 2 x Automatic Soap Dispensers