Technically a laser level is a tool that is consist of a laser beam projector and can be fixed on a tripod. The level shines a laser beam on the wall and help the user to find a position that is level much easier. Laser level is a critical tool in construction and surveying. It is also a very useful tool in do it your selves projects to make sure an object being built or hung is level. This is very helpful when you are hanging cabinets or even an artwork on walls. There are many different types of levels and you can choose the best according to your needs.