Gel Wheelchair Cushion 18 x 16 x 2 (Each) Wander Alarms 5 gallon capacity runs for Undercast Padding 5 gallon capacity runs for 18 24 hours of operation per filling and the triple wall insulation keeps the reservoir water at a safe temperature * There is an automatic shut off when the reservoir water reaches the minimum level * Has a locking top * The medicine cup allows the use of Vicks VaporSteam or KAZ Inhalant * A large night light provides added convenience particularly in children's rooms * 3 year warranty * Creative fun therapy * Perfect for all ages * Durable metal piston system * Includes pediatric mask disposable nebulizer kit tubing * Unique dual chambered gel bladder keeps the pelvis in contact with pressure redistributing cooling gel * Meets flammability standard TB117