Used one of them once. Otherwise brand new, purchased May 2023. The Circul8 Pro is a portable, battery-powered device that helps prevent blood clots by stimulating blood flow in the extremities. It is a pneumatic compression device that can be used at home or in a clinical setting. How it works The Circul8 Pro uses compression and massaging to stimulate blood flow It is a safe and effective way to prevent blood clots during long periods of immobility It can be used during air travel, road trips, and long train rides Features Rechargeable battery that lasts over 20 hours, Lightweight and tubeless, Illuminated battery life indicator, and TSA approved for use during air travel. **Who should use it? A physician can prescribe the Circul8 Pro to help prevent blood clots in patients It can be used by people who are at risk of developing blood clots due to long periods of immobility, surgery, or other health conditions