Material: ABS Color:yellow. Size(L*W*H):190*134*45mm. Wave length: 630-670nm. Power output max 5mw ; Accuracy: ±1mm/3m Available distance: 5m / 16m Battery type: 3*AA batteries (Not included) Operation temperature: -10~50℃. Applications: make 90 degrees laser beam on any surfaces, to install home decorations, woodworking decorations, tiles and draw lines. Manufacture Country: China Features: Ideal for a variety of uses, including flooring, tile layout, paneling, wallpapering, stenciling, wainscoting, finish carpentry, outlet and switch layout, wall stud layout and partition installation. Kindly noted: the angle of the laser line can be changed according to the angle scale, saving your time of measurement and marking. During packaging or transportation, it is possible that the gradienter is adjusted, affecting the angle of the laser line. Package includes: 1*laser level.