A spirit level, bubble level or simply a level is an instrument designed to indicate whether a surface is horizontal or vertical. Now directly from the watch with Wear OS.
Workers such as: carpenters, designers, photographers, video recording, stonemasons, ... will be able to do their job faster thanks to the Bubble Level Watch Face. A quick way to check the correct inclination, directly from the watch! It is not necessary to take out the mobile.
Or if simple seems pretty, you can always wear it as Watch Face on your watch with Wear OS.
*Please make sure the watch is correctly calibrated.