Pigeon Breast Pump Manual Conventional makes the process of using a manual breast pump easy and comfortable. The breast pump equipment comes with a Suction Release Button that imitates the baby’s sucking pattern. It's the best manual breast pump for low milk supply as it has a Nipple Stimulator that stimulates the breast for a faster let-down. The combination of breastfeeding hand pump and the suction release button ensures that the mother does not feel discomfort and the process of breastmilk pumping is quick and convenient. It has fewer parts that are easy to assemble and clean making it the best manual breast pump for everyday use.