Medela Sonata® Spare Parts Kit for Medela Sonata® Breast Pump, 1 Case of 6 Jobst 30 40 mmHg Pantyhose 6°F 108°F ± Wall Transformers 6°F 108°F ± PUMP * The Flowtron HydrovenTM intermittent pneumatic compression (IPC) system provides clinically effective non invasive dynamic compression to the limbs to treat a wide variety of vascular and lymphatic conditions including 1) venous ulceration 2) dependent and traumatic edema and 3) chronic venous insufficiency * Can be used with Hydroven Inserts * Easy tubing connection for simple set up * The Flowtron Hydroven FPR System has been ergonomically designed for efficient use in many different situations from the clinic to the home * The controls indicators and connectors are simple to use and can be accessed with ease * Power: 110 120V AC 60Hz * Size: 10 Ergonomic design provides comfort while pumping Kit of Medela authentic spare parts allows you to always have clean parts on hand