Lumbar Support with Massage Obusforme Black(Side to Side) Jobst Ulcercare Includes Device batteries lead wires Sharps A Gator Disposal System Includes Device batteries lead wires 1 4pack of electrodes carrying case and users manual * Channel: Dual Channels Isolated between channel * Output Maximum 130 mA (peak value) across 500 Ohm load * Pulse Width From:50 ÊS to 250 ÊS adjustable * Pulse Rate:2 Hz to 150 Hz Adjustable * Wave Form:Symmetrical bi phasic rectangular Monophasic rectangular * Operates on 2 AA batteries (included) * Timer HIGH PROFILE 4 HIGH * 18 x 18 * Customized fit through the simple push of a knob * The revolutionary ISOFLO© Memory ControlTM offers shape fitting capabilities while the user is seated allowing quick and easy on demand adjustment to maximize function * The QUADTRO SELECT Cushion allows for quick simple position selection for every user while seated * Stability is enhanced by locking the air into place in each of the four quadrants * Easy to handle and carry at just 3 Black * Superior lumbar support provides comfort wherever you sit * lightweight and portable * Enhances overall posture * Includes soothing massage * Use together with any Obusforme Backrest * Use it at home in the car or at the office * Item measures 16´ L x 10Û W x 4´ H * Uses 2 AA batteries (not included)