Thera Band Exercise Ball 26 65 Cm Green Jobst ActiveWear 20 30 Knee Hi * 2 channels of electrical Color:Yellow * 2 channels of electrical stimulation output * Logical control system and a large easy to read graphical LCD display * 4 standard waveforms on board: Interferential Premodulated High Volt and Russian * Ten user defined memory positions for User Protocols * Independently intensity and parameter controls for each channel * Unit uniquely designed for tabletop wall mount therapy cart or mobile use * 110V or battery powered option * Optional Therapy Cart integrates with the unit to maximize storage of clinical supplies * Two year warranty and press the button for measurement for one second * Heavy duty exercise ball used to increase flexibility coordination and strength * Includes multi language exercise instruction chart and retail display box * Inflates with hand or foot pump * 26 65 CM * YELLOW * Excellent Retail Packaging