The ThinkVision L2251p Widescreen LCD Monitor is an environmentally responsible monitor with DisplayPort for easy connection with notebooks and desktops. The L2251p Wide utilizes the latest recycling technologies by incorporating recycled plastics and packaging materials as well as arsenic free glass. It is 29% more efficient than today's Energy Star 5.0 standard, so it is engineered ahead of future standards and the crisp and clear images make it an ideal choice for both notebook and desktop PC users. ThinkVision L2251p Wide monitor is an excellent choice for users seeking productivity improvements in a multi-monitoring environment.