By adding the Bestar 48 in. Electric Height Adjustable Table to your work environment, you ensure the best sitting position according to your size as well as enjoying all the advantages of working in a standing position. The electric mechanism allows you to quickly and quietly adjust the height of the table from 28 inches to 45 inches. Durable 1 inch commercial grade work surface with melamine finish that resists scratches, stains and burns. The mechanism meets or exceeds ANSI/BIFMA performance standards. The control button is located on the front edge of the work surface for an easy access. Voltage : 110V. The top surface is available in a wide variety of finishes.