Touchless, electronic soap dispensing. Manual "Push the Cover" operation when batteries are low. Versatile dispensing of liquid/lotion soap or hand sanitizer. Removable and refillable tank for easy maintance; 900 mL capacity. Long battery life: 80,000 cycles off 4 C-Alkaline batteries. Narrow profile of 4" makes it great for locations where a smaller, more traditional dispenser is preferred. Sleek, modern design. Durable, impact-resistant plastic construction.