The Klein Tools 935DAGL is a digital level that detects and measures angles. It can measure ranges from 0 to 90-Degree or 0 to 180-Degree with a display that rotates when used in vertical or horizontal orientations. A target angle with audible alarm can be set, allowing the user even greater efficiency. When laid flat, it will function as a bullseye level. Set zero reference at any angle. LCD menu screen displays in English, Spanish, or French. Warnings: Read, understand, and follow instructions to ensure safe operation; Always wear approved eye protection; See instruction manual for additional warnings - Features: Digital level measures 0 to 90-Degree, 0 to 180-Degree, or dual axis bullseye ranges; Pre-programmed commonly used target pitches for efficiency and ease-of use: 1/8-Inch, 1/4-Inch, 3/8-Inch and 1/2-Inch per foot; Easily achieve target angle by setting an audible alarm; LCD will change color as a visual indicator of reaching the set target angle; Use in bullseye orientation to accurately determine X- and Y-axis; Display auto-rotates when used in horizontal or vertical orientation; High visibility reverse contrast display improves visibility in dimly lit work environments; Strong magnetic base attaches to ferromagnetic surfaces; V-Groove edges enable optimal alignment on conduit and pipes for bending and alignment; Language selectable menu for English, Spanish, and French; Soft carrying case and 2 x AA batteries included; Optional Plumber's Kit (Cat. No. 69346) allows the level to be used with PVC and other non-magnetic pipes and Conduit, up to 6 inches of outer diameter; Audible Alarm, Magnetic Base, V-Grooves on Top and Bottom - Replaced By Products: 69347