pump includes battery pack, wall cord, 5oz bottle, 3oz bottle, 2 bottle caps, 5 30mm breast shields,1 27mm breast shield,5 breast shield connectors,4 vales & membranes, 2 soft shells, tubing, & 1 protective membrane, 5 quick clean micro-steam bags, about 35 Lansinoh breastmilk storage bags, 2 Medela storage bags