The PlasmaFlow is intended to be an easy-to-use compression system. The PlasmaFlow is used to help prevent the onset of DVT in patients by stimulating blood flow in the extremities. (stimulating muscle contractions) Portable, Lightweight and tubeless Long-lasting rechargeable battery, up to 10 hours of use on one charge 2 Modes: slow inflation and step-up technology which allows the unit to increase pressure in slower increments 2 LCD screens to monitor usage and pressureSame product as VQ-Flow, PlasmaFlow is just a name brand