Combination laser level: Includes laser, tape measure, vertical and horizontal bubbles and retractable metal tripod. Wide range of uses: Suitable for any job requiring straight or precise measurements, such as hanging pictures, installing and shelving, flooring, hanging wallpapers, etc. 2.5M Tape Measure: Includes linear precision measurement metric and inch. Easy to install: follow the instructions in the picture to assemble yourself easily. Battery powered: 3 AG 13 button batteries make you easy to use. features: Featuring the latest multi-axis measurement technology, an improvement over all previous versions. It combines a tape measure , three position leveling bubble and laser level in one tool. Designed for any situation where a straight line or precise measurements are needed. 8 foot tape measure, includes measurements linear metric and imperial precision. Specification: Power by: 3 x AG 13 batteries (included) Size: 18.5 (L) x 6.2 (L) x 2.8 (H) cm Color black Net weight: 184g Package includes: 1 x laser level Note: Laser ranging error, shown as "+/- 2mm at 10m and 25m".