Automatic soap dispenser: Equipped with an infrared motion sensor, the dispenser automatically releases hand lotion as soon as the sensor detects your hands. Perfect for bathroom, kitchen, cafe, hotel. Adjustable switch: with a capacity of 250 ml and variable soap volume control with the +/- switch to adjust the liquid volume from 0.5 to 3 ml. Compatible with most types of liquids, such as hand sanitizers, hand lotions, sanitizers. Non-drip and waterproof: designed with a waterproof base and rubber gaskets to prevent water from entering the battery compartment. The automatic soap dispenser is made of high-quality waterproof technology with anti-drip protection that will corrode the platinum of soap or water. Durable material: This soap dispenser made of fingerprint-resistant 304 stainless steel with improved motor performance ensures a stable amount of fluid produced. Powered by 4 AAA batteries (not included), can be used for approximately 3 months.