Discreet, decorative dispenser enhances nearly any public space: washrooms, restaurants, offices and more. Innovative unit runs on a hydrogen fuel cell; no batteries or plug-in electrical source required. Each refill is designed for continuous use operation for up to 60 days. Its small size of 2.75" x 2.5" x 5.25" makes it perfect for use in small spaces such as bathrooms, offices, and waiting rooms.