Brand Name : GOXAWEE Name : 12 Line laser level Size : 26x17.5x17.5cm Measuring Range : 30m Leveing Accuracy : +/-0.2mm/m Laser Wavelength: Green laser, 505/520/532nm General Auto Leveing Range : +/-4 Mount Size: 1/4" 5/8" General Leveing Time : <4s Power Source: Li-ion battery/DC charger Built-in Battery : 3.7V Battery Power : 1200mAh / pc Operation Temperature Range: (-10℃~ 40℃) Wide Applications: The laser line measuring instrument is widely used in construct projects.It combines the original level,The function of the latitude mark.lt use laser lines to accurately project the work alignment on the work object.Making the construction process is more convenient and labor-saving,and at the same time it can ensure the construction quality with higher precision. This professional cross-line laser features vertical, horizontal and cross-line modes, which can be selected freely based on your needs to complete many different types of tasks, across various different trades, from electricians to kitchen installers to painters and decorators. Ideal for floors, tiles, paneling, wall fixtures, wallpapering, stencilling, wainscoting, finish carpentry and more. Use: Put laser level horizontal at first , press " V " Button 5 seconds (without any voice) for sloping Line . If you don't need Sloping line , operation same or restart the laser level Feature: High Accuracy and Brighter Green Beams Intense Green Line Laser beam with higher visibility, it's brighter and softer than standard red beam, which gives you a more comfortable using experience. New green diode technology makes green beams 300% brighter then red beams at the same distance, which is ideal for bright conditions where red beams are hard to see. Self-Leveling Mode & Manual Mode With Flashing alarm & Audio Alarm It was an audio & flashing alarm on Self-leveling mode to remind if it wasn't leveling. It will not beeping when it keeps leveling. Useful Accessories, Meet Your Needs We are equipped with Magnetic Pivoting Base, Adjustable Lifting Platform and Magnetic Bracket to help you measure the different positions. Adjustable height with lifting platform from 0.9 inches to 3.4 inches. Full accessories for use more convenient . 360° strong magnetic pivoting base, combined with the built-in bubble, can help you to adjust the position of the laser tool on uneven or sloping ground. Allows for attachment to metal track and steel, supporting you to turn the laser level around at 360 degree, projecting lines at any angle. The laser target plate help sharpen and enhance the laser point's visibility for easier reading. With 1200mhA Rechargeable Lithium Battery Dual lithium power supply, 2*1200 mhA Rechargeable Battery (a battery backup) with Power Adapter(warmly designed with USB interface) that you can charge it with the power bank. Power can be used for 8 hours in the case of full open. Maintenance and Cleaning: When storing and transporting the measuring instrument,be sure to place it in the protective Set or box. Do not put the instrument in water or other liquids.. Use a damp,soft cloth to wipe the dirt on the instrument,not Use detergent to clean the instrument. Be sure to clean the laser exit regularly,and do not leave fluff on the exit during cleaning.