Hydrolift Whirlpool 22 Gallon Mobile Hot Cold Therapy 11 levels of volume VB604 GN 11 levels of volume But it will only get to the battery if you drop it in water The Hydrolift is the perfect apparatus for raising and lowering a single whirlpool to treat lower and or upper extremities in addition the fully adjustable Hydrolift can raise the whirlpool rim up to 36 inches depending on the model * In normal operating conditions the Hydrolift will remain stationary * However for adaptable mobility both the Hydrolift and whirlpool may be moved by lowering the whirlpool to the floor and using the whirlpool casters * This model features a 22 Gallon Whirlpool * Product Details * Legacy Model: 404 * Brand: HydroLift * Appropriate for: Podiatry Hand Therapy Athletic Trainer Physical Therapy Occupational Therapy Chiropractic Long Term Care * Capacity in Liquid Volume: 22 gallons * Body Treatment Location(s): arm bicep & leg knee * Internal Length: 28 * Internal Width: 15 * Internal Depth: 18