The Sensor Soap Pump is a liquid soap or lotion dispenser designed for use by individuals with neurological, upper extremity, or severe physical disabilities or spinal cord injury. This automatic unit dispenses soap touch-free when the user places a hand under the sensor. An LED light timer blinks for 20 seconds to indicate how long to lather for germ-free hands. Four volume settings allow the pump to dispense preset amounts of soap or lotion. The unit holds 14 ounces of soap or lotion. POWER: Uses 4 double-A batteries (not included). DIMENSIONS (HxDxW): 8.2 x 5.9 x 3.1 inches. COLOR: Black, white, or brushed nickel. WARRANTY: 2 years.