Span America Eggcrate Seat Cushion, 1 Case of 12 Masks Deluxe Portable non invasive spot check Style:Pair (Left & Right) Deluxe Portable non invasive spot check of oxygen saturation of arterial hemoglobin (SpO2) and pulse rate of adult and pediatric patient at home and in clinical settings (Not for continuous monitoring) * Finger range from Adult to Pediatric * Large and bright digital LED one way display * Rubber internal coating provides a comfortable finger tip holding chamber * Displays Sp02 Pulse Rate and Pulse Bar * Automatically powers off when not in use * Battery low indicator * Includes two AAA batteries (can be continuously operated for 30 hours) * Clear rubber boot included * No prescription required * 1 year limited warranty * Neck Contour 24 Long * Can be immersed in water or microwaved * Provides up to 30 minutes of soothing relief * Durable convenient and economical * Guaranteed for one year * 5 inch base Standard density Convoluted comfort cushions are made from high quality polyurethane foam