150/200/300 MM Stainless Steel Digital Electric Digital Depth Gauge Digital Vernier Caliper Single

1Hardened stainless steel main scale and measuring jaws 2knurled locking screw for more convenient measurement and reading 3Relativeabsolute measurement interchange at any position 4.Higher quality glass fixed grid, stable, durable and high accuracy 5.Quick display of the measured value on LCD screen, no over-speed error 6.Three function button, with depth measuring blade, with USB interface 7.With on-off power button, automatic power off, waterproof IP54 8.Zero-setting at any position, mm/inch measurement system conversion 9.Convenient and direct precision measurement for depth ,step ect in machining and civil use