Opera Hospital Grade Rechargeable Double Electric Breast Pump * Unimom?s Newly Designed Hospital-grade Breast Pump Was Created To Make Expressing Breast Milk As Comfortable And Efficient As Possible * The Innovative Interface Enables You To Create And Save Custom Settings For Future Use * With Unique Massage And Expression Settings This Unit Can Calibrate Each Mode Individually * Vacuum Strength And Cycle Speeds Can Be Adjusted Manually And Uniquely For Either Breast Enabling A Personalized Experience * Adjust Between Settings And Toggle Back And Forth Between Sides Depending On Your Unique Needs For A Customized Experience. Box Includes: Opera Pump Body 2 Breast Shields (24mm) 2 Breast Shields (27mm) 2 Bottles (150ml) With Caps Disks And Covers 2 Air Tubes 2 Diaphragms 2 Diaphragm Caps 1 Ac Adapter 1 Instructions Manual