The Milwaukee M12 Green Cross Line & Plumb Points Laser Model 3622-20 is a high-quality laser measuring tool that is perfect for both professionals and DIY enthusiasts. With a brand name like Milwaukee, you can rest assured that you are getting a product that is built to last.This laser measuring tool uses green laser technology, which is four times brighter than red lasers, making it easier to see in bright daylight conditions. The cross-line mode projects two lines that are perfect for leveling and aligning, while the plumb points allow for accurate vertical alignment. The compact size of this laser tool makes it easy to use in tight spaces, and the durable design ensures that it can withstand even the toughest job sites.