The Philips Avent Double Electric Breast Pump, available in models SCF398/11, SCF396/11, and SCF323/11, offers efficient and comfortable milk expression. The double pump option allows for simultaneous pumping from both breasts, saving time. It features customizable settings for suction and massage to mimic a baby's natural feeding rhythm. The closed system is designed to prevent milk from entering the tubing, ensuring hygiene. The pump is designed for ease of use, assembly, and cleaning. Different models may offer varying features, but all aim to provide a convenient and comfortable breast pumping experience for mothers.