Finally get on top of those DIY chores with this Laser Level 8FT Aligner Measuring Tape Made of Aluminium alloy for the bottom and ABS shell, it is sturdy and durable 3 laser lines: vertical line, cross line, horizon line to meet all your measuring needs Also features a locking 8-foot measuring tape Powered by 3 x AG13 button battery (included) Ideal For Any Job That Requires A Straight Line Or Accurate Measurement Great for hanging pictures, installing shelving, laying flooring, hanging wallpaper and more. For full specifications see full details Save 71% and make DIY jobs 100% easier with the Laser Level 8FT Aligner Measuring Tape