Mark free technology holds securely for up to 2 hours without leaving a mark on walls. Visual level indicator automatically changes bubble vial color from red (not level) to green (level). Audio signal aids in accurate leveling when out of sight. Magnetic attachment allows you to flip unit to project laser line to the left or right. Includes 2 AAA batteries, laser level and suction cup wall mount.

Mark free technology holds securely for up to 2 hours without leaving a mark on walls. Visual level indicator automatically changes bubble vial color from red (not level) to green (level). Audio signal aids in accurate leveling when out of sight. Magnetic attachment allows you to flip unit to project laser line to the left or right. Includes 2 AAA batteries, laser level and suction cup wall mount.