GREEN CROSS LINE LASER LEVEL? Green laser is 2 times brighter than red laser with the same light source, very accurate and clear, very stable in indoor using. Adopt high quality imported brand laser diode, the laser line emitted is more visible and thin. SELF-LEVELING & MANUAL MODE? Self Leveling allows this tool to be used on any flat surface within 3° of horizontal/vertical. If you tilt more than 3 degrees, the laser level will issue a warning. STRONG MAGNETIC L MOUNT? Through the use of L-shaped support, you can operate more flexibly! The iron sheet is fixed on the wall with nails. There is a strong magnet on the back of the L-shaped support, which can be directly absorbed. The machine can be fixed up and down or rotated 360 degrees. KIT CONTENTS? This line laser level kit comes with laser level tool, L-shape magnetic bracket, Type C Cable, Carrying Bag, Iron sheet and user manual. Self-leveling Mode and Manual Mode. Laser Class: Class? Leveling Accuracy: ± 0.059(in)/16.4(ft). Leveling Accuracy: ± 0.3mm/10m. Ree of Protection: IP54. Thread Mount:1/ 4-20. Four Gear adjustable brightness. Four levels of brightness adjustment, you can choose the corresponding light according to your work needs. The included L-shaped bracket has strong magnetism and can rotate 360 degrees and fine adjustment. There is a lithium battery in the machine, you can directly charge the machine. Turn on the switch, self-leveling mode is enabled. The laser beam will flash continuously and give an alarm when the tool is beyond self-leveling range (4°±1°). Push the switch between off and on, you can place the laser tool at various angles to project non-level straight laser lines. This line laser is compact and lightweight for easy gripping. Over-molded housing design and IP54 water/dust resistance ensures you work well in any tough conditions and can be placed in your toolbox or kit. Items in the Package. 1 x Laser Level. 1 xL-shape Magnetic Bracket(1/4Screw mouth). 1 x Type-C Cable. 1 x Carrying Bag. 1 x Iron sheet.