Features: 1) 400mm adjustable laser level 2) Laser head combined set contains: a) 1 pc dots (straight and vertical dots) b) 1 pc horizontal line c) 1 pc vertical line d) 1 pc cross line 3) Battery switch: 2 pcs AAA batteries, 1.5V, pressing button design 4) Rotating head: unique and special design for 360^o rotating, each angle by 15^o, ratchet design for precision work 5) Universal vial for all directions, big bubble designed for clear looking and more accuracy 6) Vertical vial with 90^o vial, big and accurate bubble 7) Material: aluminum 8) The laser beam can be emitted as a single spot beam, horizontally, vertically and through 360^o 9) The laser level has many applications including building work, architecture, landscaping, tiling and other interior decorations Packing: color box with double blister in, including batteries, carrying bag and instruction manual