Bariatric H D Offset Cane Alum Adj from 27 3 4 36 3 4 Black Invalid Rings 2 Channel Electrotherapy * Easy to add modularity Color:Yellow 2 Channel Electrotherapy * Easy to add modularity allows the addition of two additional channels of electrotherapy light therapy or a battery module * High contrast 5 (13 cm) FSTN LCD monochromatic user interface * Two independent electrotherapy channels expandable to four independent channels * Multiple waveform electrotherapy six clinical waveforms: Interferential Premodulated High Volt Russian Symmetrical Biphasic and Microcurrent * Documentation of treatment data with Patient Data Cards * User defined protocols for your specific needs * Dual frequency ultrasound at 1 or 3 Pressure 30 psig or greater * Free Air Flow 12 Weight Capacity * Manufactured with1 steel tubing * Dual push button release allows for handle height to be adjusted * Comes standard with wrist strap * Comfortable vinyl hand grip * Limited Lifetime Warranty * HCPCS code E0100