Jobst Ultrasheer 20 30 CT Knee Hi Black X Large (pair) Commodes Shower Chairs Test * A test for Color:Red Test * A test for the complex visual motor coordination skills * Features 25 key style pegs with holes in various positions in space * Excellent for testing lateralized brain damage * Unit * Provides ultrasound dual channel high volt pulsed DC stimulation and low volt galvanic * Used for iontophoresis * Up to 20 watts of variable or non interrupted ultrasound * High Voltage features reciprocal and ramped surge modes with adjustable surge duration (1 160pps) * Balance Control Feature * Lo Volt Galvanic has constant currentoutput variable surge and continuous mode and reverse polarity * Up to four electrodes * Gradient compression for relief and prevention of venous disease * Therapeutically effective sheer lightweight and fashionable *