This device is a multi-functional laser level with an integrated tape measure, designed for precise leveling and measurement in industrial or DIY applications. 
Features:
Laser Leveling: Projects horizontal, vertical, and cross lines for accurate alignment. 
Integrated Tape Measure: Includes a built-in 5-meter (16-foot) tape measure for convenient linear measurements. 
Spirit Levels: Equipped with multiple bubble vials for traditional leveling checks. 
Power Source: Operates on 1.5V RAA batteries (included in the image as a bonus item).