TV Compatibility: Supports 55' to 100' screens weighing up to 165 lbs with VESA patterns of 100x100mm up to 800x600mm. Holds most LCD, LED, OLED, 4K, Smart, Outdoor, Flat, and Curved TV types Mobile Trolley Cart: The 41 x 27.6 base features 4 wheels providing smooth mobility on both hardwood and carpet floors. All wheels are lockable to make the cart stationary when desired. Perfect for homes, businesses, trade shows, and classroom settings