The 1000 lumen nec l102w 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 l102w 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