ProStyle Knee Sleeve Closed Patella 4X Large 25 27 Specialty Massagers *Dual Independent Channels *Adjustable timer Impotence *Dual Independent Channels *Adjustable timer on standard and digital units *Adjustable Frequency and Pulse Duration parameters *Basic and Standard units feature three modes: Burst Normal and Modulation *Digital units feature 5 modes: Burst Normal Modulation Rate and Width Strength Duration and Bi Pulse * Digital unit has easy to read LCD Display and convenient digital controls < or = 93% in storage Our ProStyle Knee Sleeve provides a warming support for arthritis * Closed patella * Indications: Recommended for treatment of: arthritis quad weakness knee contusions joint effusions knee sprains and strains as well as meniscal tears HCPC Code A4466