medela pump in style advanced breastpump (white oak in Cincinnati, OH

i have a medela pump in style advanced breast pump. i only used it for three weeks before drying up. it is a $280 pump. i also have close to 50 or more freezer bottles to go with the pump. i am asking $150 or best offer. this pump was purchased for me in an attempt to keep my milk supply, which did not happen. so i am attempting to recoup some of t