This Spectra breast pump helps simulate the baby’s sucking force and nipple stimulation for better milk production. It features a massage mode that assists with the injection reflex to improve milk flow. The pump is portable with a built-in rechargeable battery, offering up to 2 hours of continuous use when fully charged. The design also includes a mute button sound to avoid disturbing a sleeping baby, and an LED display makes it easy to use in dark areas. Warranty: The Spectra pump comes with a 2-year warranty and a 90-day warranty for accessories, covering manufacturer defects. The warranty is valid for the original user only and is non-transferable.