The laser level shown in the image is for display purposes only and is not included with the glass installation package. Weight: 25g. Product dimensions: 4.8 x 4.8 x 2.3cm. Materials: Engineering plastic, plexiglass, rubber gasket. Compatible with 5, 8, 12, and 16 line laser levels. Features a flat glass window designed for self-leveling laser levels to project 5, 8, 12, or 16 line laser patterns. Provides full coverage across floors, walls, and ceilings. Horizontal and vertical lines intersect at 90 degrees to assist in accurate square layout alignment. Compact and portable design for ease of use. Waterproof construction protects against water splashes, dust, and construction debris. Package includes: 1 x lampshade, 1 x glass piece, 1 x rubber ring, 4 x screws.