Base is the foundation for the Safco Defy Electric Adjustable-Height Desk designed for sitting or standing. It adjusts from 26" to 46". Dual motor for electric height adjustment has four presets and low-decibel operation to avoid disruption. Tabletop (sold separately) adjusts from 0 to 13 degrees for user preference. The white top features two integrated powder-coat steel cup holders for safe beverage storage. Top and base are sold separately.