Up and down movements through an electric motor 24V D.C. and push button. Battery fed with current transformer with an emergency push-button for the immediate stop of the movement and free up/down piston-stroke. Painted steel frame. Anti trauma push-handle. 2 rear castors Ø 100 mm, with independent brake and 2 front castors Ø 70 mm. Supplied with head support (27754). Made in Italy.