Heritage Trash Bag, 1 Case of 500 Instant Hot Packs Unit * Provides ultrasound dual MSHQ BH190XL 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 * Take your measurements 6 inches above mid patella: Extra extra large is for 25 1 2 – 28 inch circumference Made from highest quality raw materials Mineral reinforced to enhance physical properties