The Bestar Electric Height Adjustable Table offers users a choice of a standing or seated work area. The electric mechanism allows you to quietly and quickly adjust the height of the table from 28 to 45, providing a comfortable work table for any size user. The top surface is made of a durable 1 commercial grade 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 variety of finishes. Ships ready for easy assembly.