High Precision - The measurement range: 0 - 6''/ 0 - 150mm; high precision: 0.03mm, resolution: 0.0005"/0.01mm. The caliper has a wide measuring range and small errors. Ensure you get more accurate data when measuring items and make your measurements easier.Quality Material - Made of premium stainless steel, the digital caliper is waterproof and rustproof. The housing is made of metal with a silver paint finish, which allows for long-term use. Smart Design - With auto-off function and control screen buttons, the vernier will automatically shut off after a few minutes when not in use to save battery power. What's more, the large LCD display facilitates to read more clearly and makes work easier. Easy to Use - This professional caliper will automatically shut down within 6 minutes without operation to save power. Wide Application - The digital caliper is equipped with two sets of jaws and a probe, which have four measuring methods of inner diameter, outer diameter, depth and scale, which can provide accurate values for anything you want to measure and reduce the hassle of carrying various measuring tools. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin