Ruler - Bubble Level

The ruler tool set includes the following features:
Ruler for measuring small items in centimeters or inches, you can measure in 2 dimensions or measure in width
Protractor to measure the largest unit component parts angles is 180 degrees
Bubble level to measure horizontal or vertical plane inclination, you can use table tilt alignment
The digital compass has the ability to measure the angle of rotation and is necessary for you to determine the direction
Flashlight illuminates when the power goes out or finds items in the dark, and built-in SOS signal
Night color warning light flashes when needed, you can change 4 colors