The WHO recommends breastfeeding for at least 2 years. Breastfeeding promotes health for both mother and infant.Electric pumps cost more but are also much more convenient. It works faster, it's better at stimulating a milk supply, it releases your hands so that the mom can do other things. Most electric pumps come with different grades of suction. It can be adjusted to facilitate different levels. Double electric breast pump was designed to mimic the baby’s natural feeding pattern. Stimulate milk flow through a fast and short suction force, and maximize milk flow through a longer and deeper suction force.