This Juanjuan LV06 is a multi-purpose cross line laser level that features precise accuracy - 0.5MM /- per meter - along both its vertical and horizontal laser lines. It also has six modes - cross line, point indicator, ground level line, vertical line, level line and LED night view - with a laser wavelength of 0.5mm at an output power of 5MW. The laser light length is from 630 to 680NM, and it features both a vertical and horizontal water column, plus an LED indicator light. Its construction uses a durable, lightweight ABS material, making it a practical measuring tool for a professional. This multifunction laser level is powered by three AG12 1.5v button batteries (not included) and comes with a convenient scissor-type tripod.