High-intensity laser tube: The infrared light emitted by the high-intensity laser tube has high brightness, long projection distance, and is simple and easy to construct. Clear scale: The laser line level has a clear scale design in the horizontal and vertical directions, with clear and accurate display and accurate measurement. Built-in plastic shell: The built-in plastic shell is made of wear-resistant and sturdy plastic, which is resistant to falling, is not easy to damage, and has a long service life. Powerful suction cup: The suction cup of the laser line has strong adsorption force and is not easy to loosen. Multiple uses: The laser level can be used to install walls, cabinets, doors and windows, and lay tiles. Power supply: 3 AA alkaline batteries (not included) Dimensions: 19 x 10.6 x 5.6 cm Note: The data are all measured manually, please allow 1-3 cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.