The 500-lumen NEC L50W is a lightweight mobile projector designed to provide environmentally-conscious, on-the-go users with multimedia functionality. The solid state LED light source provides a mercury-free design, and the intuitive remote control allows for one-touch source changes and complete menu control for projector settings. The L50W has a filter-free design and offers a 1GB internal memory with SD input to expand storage up to 32GB, which lets you leave the laptop at home and easily present from a flash drive. The Office Viewer feature enables users to store common Microsoft Office file formats on the L50W, including Microsoft Word, Excel, PowerPoint, as well as Adobe PDF documents. Built-in technologies include closed captioning and wall color correction.