XcelTrax Air Wlkr Sml High Boot M 4.5 7 W 6 8 Heating Unit Accessories Clients can take comfort that MSHQ BH180S Clients can take comfort that in the event of a power failure a 9V battery back up is there to position the bed springs and bed height for safe transfer * have normal or impaired sensation Designed for ideal support and comfort following trauma or post operative procedure * The lightweight design and unique pre shaped ergonomic frame help to modify the level of pressure on the injury at both the malleoli and lower leg * The soft nylon foam liner has an integrated pump design making the pneumatic liner simple to inflate and adjust *