The laser level shown in the picture is for illustration purposes only and is not included with the glass accessory package. Weight: 25g. Product dimensions: 4.8 x 4.8 x 2.3cm. Materials: Engineering plastic, plexiglass, and rubber gasket. Compatible with 5, 8, 12, and 16 line laser levels. This accessory set includes a glass window and mounting components designed for self-leveling laser levels, providing a flat 5, 8, 12, or 16 line laser projection. It enables full coverage of floors, walls, and ceilings for accurate layout work. Horizontal and vertical lines intersect at 90° angles, assisting in quick and precise square alignment. Its compact and portable design ensures ease of use and handling. The waterproof construction helps protect against water splashes, dust, and construction debris. Package contents: 1 x lampshade, 1 x glass piece, 1 x rubber ring, 4 x screws.