Swing Breastpump - The only single-electric, personal use pump with 2-Phase Expression® technology. Customized pumping with adjustable speed and vacuum control. Portable, use on table top, belt clip or shoulder/ neck strap. Contains: carry bag; (2) 5oz/150ml BPA free breastmilk bottles and lids; bottle stand; valve; (3) membranes; SoftFit standard size (24mm) breastshield; tubing; AC adapter; battery power option (4 AA batteries not included); neck/shoulder strap; instructions and Breastfeeding Information Guide. UL listed, 50-250 VAC, 60 Hz transformer. One year limited warranty on motor; 90 day limited warranty on other parts. Single-user product. For daily use. DEHP; BPA-free.