This levelling tool is professional spirit level bubble level using to levelling surface. After correct calibration you can go ahead and use this level tool instead of a real level. This bubble level is also a great tilt meter angle meter professionally known as an inclinometer. Any spirit level or levelling tool needs calibration due to the production defects or just because of a protruding camera in mobile devices.

Upgrade level tool to PRO version on whole day by watching add or forever by purchase. After upgrade to PRO you have access to level calibration guide and to the clipboard that storing spirit level results.

After correct calibration you can use this level tool to floor levelling or levelling any surface. You can use side levels to vertical levelling or vertical angle measurement.
Spirit level is also known as level bubble level level tool tilt meter angle meter inclinometer level waterpas protractor floor measurer nivel. This professional tool can be really handy in your home and work levelling.