FastCap’s Laserjamb LJ4 Pro makes the process of leveling anything fast and easy. From cabinets, chair moldings, crown moldings, window installations, or just leveling picture frames, speed and simplicity is now standard operating procedure. The Laserjamb allows you to use any laser and position the beam exactly where you need a level line. Reference lines and marks on the wall are a thing of the past. Simply position the level on your work. Both of your hands will be free so you can work more efficiently and accurately.