Rechargeable Double Electric Breast Pump with 3 Pumping Styles and 8 Suction LevelsThis rechargeable double electric breast pump is designed for efficient breastmilk expression. It features a built in battery that provides up to three hours of cordless pumping, allowing for mobility without needing a power outlet. The pump allows switching between single or double pumping modes, with three distinct pumping styles and eight adjustable suction levels to mimic a baby's feeding rhythm. User trials suggest it may improve milk production