【4 x 360° Laser Levels】Two 360° horizontal planes and two 360° vertical planes can cover all positions around the room, such as floors, walls, ceilings, stairs, etc. Two vertical lines intersect at a 90° angle, allowing users to quickly visualize and complete a square layout. 【Green Line Laser Accuracy ±1.5mm】The green laser beam is 2 times brighter than the red laser, more stable and consumes less power. Red visibility has a maximum operating range of 30m. 【Self-leveling and manual mode】The cross line laser automatically levels to +/- 3°, or can be set to manual mode to project diagonal lines. [Accessories] Wall bracket*1, wall iron sheet*1, lifting frame*1, remote control*1, manual*1, charger*1, lithium battery*2, cup holder*1, plastic bag*1. 【Multiple installation methods】❶The iron plate of the rear bracket has strong suction and is more stable when installed on the iron rod. It comes with an iron plate. ❷ Installed on the lifting platform to measure walls. ❸ This laser rod can be