Klein Tools Digital Level with Programmable Angles Magnetic Back, High Vis LCD Screen The Klein Tools Digital Level with Programmable Angles is a construction and carpenter's best accessory. Add this multi-functional tool to any job site to save time on measurements and quit fumbling with long, awkward levels. This level can measure a range of angles and dual axis bullseye ranges. It comes with preprogrammed target pitches for convenience, but is also programmable. The high visibility reverse contrast LCD screen is specifically designed to be easy to read, especially in low lit areas. When flipped over, the screen auto-rotates to save users' neck strain and discombobulation. Hands-Free The 935DAGL also comes equipped with a strong, rare earth magnet for easy attachment to metal surfaces and allowing users to use both hands. Along each side is a v-groove to get measurements more accurately up against conduits, pipes and corners.