The Tush Push, model TP-10AC, is a portable electric toilet lift designed for use by individuals with lower extremity disabilities who do not have the body strength to get up from the toilet. This one-motor unit can be installed on most toilets. It has adjustable and removable arms and a touch control handset. This product ships with a standard round front toilet seat. OPTIONS: Replacement shield. POWER: Uses power adapter (included) converting 115 volts alternating current (AC) household current to 24 volts direct current (DC). DIMENSIONS: The total width is 25 inches; the seat width is 14 inches. The seat height adjusts from 19 to 26 inches. The maximum arm height is 36 inches. CAPACITY: 275 pounds. WEIGHT: 34 pounds. WARRANTY: Two year limited warranty excluding paint; one year warranty on all batteries.