The same quality, durability and innovation found in Bosch power tools are now offered in a complete line of measuring tools. With Bosch laser technology, users are able to be more productive and thus more profitable on the job-site. Bosch is able to provide solutions for a wide variety of applications. 90-degree plumb and layout beam Two large, easy to grip carrying handles Full selection of beam visibility enhancements - such as variable speed selection, variable scan angles for maximum visibility in all light conditions Fast horizontal and vertical electronic self-leveling Up to 50-hour battery life on 2 D cell batteries Protected cage for head assembly — also provides access to quickly hand position the laser beam on a known point or work area Robust construction with IP54 protection