*Prescription required VenaPro assists with post-operative recovery by: Aiding in the prevention of deep vein thrombosis (blood clots) Increasing blood circulation Reducing pain and edema VenaPro Design 1 minute cycle applying 50 mmHg 20 hour battery life, holds charge optimally Simple one button operation Soft, comfortable sleeve material Extender sleeve available upon request How to use Place devices on lower leg before turning on. The inside of the wrap will indicate "Right" and "Left". Battery packs should be on the outside of the leg Press and Hold the power button for ~3 seconds to turn on and off Use the included power cable to plug into the circle port on the bottom of the device. Charging time can take up to 5 hours if fully depleted *VenaPro is a single patient use medical device. Once the device is given to a patient, it cannot be returned/ reused on other patients. Therefore, all sales are final.