Designed for comfort, inspired by nature. Designed with an electronic memory that puts you in control by learning and continuing your personal pumping style. Soft massage cushions trigger the natural let-down, like baby. Gentle vacuum mimics baby's suckling for steady milk flow. Includes: 2 x 125ml/4oz containers. Extra soft, newborn flow nipple piece. Insulated travel bag and cool packs. Batteries and mains power lead. Can be used manually. Manufacturer's 2 year guarantee.