TO USE: Immediate readings as soon as you step on. Auto-off, auto-zero, auto-calibration.Please place the scale on a hard, flat surface. Refrain from using on carpet.
exerciser device, Compact, high quality break-resistant plastic.
may vary of the balls and pipe; 3 chambers for differing inhalation rates - from 600cc/sec to 1200 cc/ sec
designed with 3 stage chambers to provide more efficient exercise to patient at a step up basis.
achieve optimum lung capacity and restoring disrupted breathing patterns.