The laser level meter can emit 12 visible laser horizontal, vertical and oblique lines for the automatic leveling separately or simultaneously. Provides accurate horizontal and vertical datum for indoor construction stakeout and calibration, easy to operate, and versatile. Suitable for flooring tile layout, paneling, wallpapering, stenciling, wainscoting, finish carpentry, wall stud layout and partition installation. Features: Mini size, novel and exquisite locomotive shape design, lightweight and portable, providing quick and convenient mobility and storage with the carrying box. Output 12 laser lines separately or simultaneously for finer positioning, with 3 self-leveling system, flexibility and stability. Using fine quality laser diodes and high precise conical mirrors, the lase lines emitted is fine and bright with high accuracy. Equipped with self-test calibration function, 3 automatic leveling, but if the angle is over 3, the laser light will keep blinking and the laser level will make a beep sound to reminding you to reset them on a flat ground. One beautiful push button design, push left to off the machine and turn right to on the machine. Touching buttons design, horizontal line, vertical line with a clearly division, the button is wear resistant, with high sensitive to switch the line mode quickly, and with comfortable hand feeling. Long press "V" button to reduce the brightness of laser light, and long press "H" button to increase the brightness of laser light IP54 waterproof and dustproof, suitable for both indoor and outdoor use, continuous laser pulsed laser. Comes with one remote controller, "V"=vertical line, "H"=horizontal line, and you can adjust the quantities and brightness of laser lines easily by short/long press the "+"or "-" button. Scanning QR code on the back of remote controller to download mobilephone APP, convenient to control the level machine. Comes with the carrying bag, easy to carry, providing quick and convenient mobility and storage. Note: Please do not let the laser line shoot to your eyes directly. The laser output maker is located on the output hole. Do not stare directly at the laser light. Do not disassemble the instrument. This instrument meets the laser radiation safety rating standard. Specifications: Main material: plastics+metal Battery: 1 * rechargeable lithium batteries, 3.7V, 1200mAh (included) Line type: 3 * 360, 12 lines Wavelength: 532nm (Green) Self-leveling angle: 3 Working radius: 10m Accuracy: 1mm/5m Waterproof: IP45 Working temperature: -10 to 50 Wall mounted distance: 7mm