Battery operated, cordless and compact Slim and compact design with bottom access to the battery compartment. Requires four AAA batteries (not included) and can operate for about 6 months under typical use. Power and placement flexibility Powered by four batteries (not included), so there is no power cord to restrict placement. Convenient to install anywhere. Suitable for restaurants, hotels, kitchens, bathrooms, hospitals, and other commercial environments. Automatic soap dispensing Builtin sensor automatically detects a hand within 23 inches and dispenses soap liquid. Each dispense delivers 1 ml of soap, with a 2second pause before the next dispense for continued use. Leak prevention and waterproof design Keep the sensor area clean for accurate operation. Sealing rings are attached to the battery box lid and the spout lid to provide waterproofing. The waterproof base protects the battery compartment from water. The unit uses waterproof and leakproof construction to prevent soap or water from reaching the circuit board. Use scenarios In restaurant restrooms or kitchen handwashing stations to provide quick, touch soap. In hotel lobby or guest room bathrooms to improve hygiene with minimal maintenance. In hospital or clinical wash areas to support sanitary handwashing for staff and visitors.