Automated, touch-free dispensing system provides a cleaner, more hygienic environment by dispensing a single towel every time you wave your hand near it. Helps prevent cross-contamination. Features adjustable settings for sheet length, time delay, sensor range and dispensing mode to control usage. Powered by multiple power options, it operates on four standard alkaline D-cell batteries (included) or optional AC power adapter. High-tech functionality, sleek styling and quality towels are sure to make positive statements about your facility.