Shatterproof, waterproof, unbreakable design made to withstand harsh environments. Small and easy to keep in a drawer, carry in a tool bag, -in a pocket for climbing a ladder, anywhere you need a -check level Great for leveling RVs, campers, trailer tongues or hitches, tools, tripods, cameras, pictures, rests, furniture, appliances, machines, pool tables, and much more Great for RV-ers, , carpenter, furniture assembly, installation people, campers, photographers, marksmen, construction. do-it yourselfer, Manufacturer: Knadgbft