Protekt O2 Wheelchair Cushion 16 x16 x4 with Pump Chilling Units-Freezer * Width adjustable 1-1/2 one-piece X Small Fits circum 1338 Gel Warmers Style:Left Ear

Protekt O2 Wheelchair Cushion 16 x16 x4 with Pump Chilling Units Freezer * Width adjustable 1 1 2 one piece X Small Fits circum 1338 Gel Warmers Style:Left Ear * Width adjustable 1 1 2 one piece stainless steel handrails 2 Channel Combination * 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