Built-in wireless transmission, ZigBee signal
Linear ball bearings for ten million times use
Absolute encoder, the original data remains after power off
Reading in digit and analog.
Button function: data output, tolerance, data preset, data hold, measuring direction change, max. /min./TIR, power off time, on/off, mm/inch, adjust resolution
Power: rechargeable battery, for 24 hours continuous working
Optional accessary: contact points, foot switch, wireless receiver

Dynabrade 64404 36" W x 60" L (914 mm W x 1,524 mm L) Metal Capture Downdraft Table, 230 V (AC), Side Exhaust
Insize 6140, DEPTH BASE ATTACHMENT, suitable for calipers with beam width (w) .630", 6928640303579
Dynabrade 51624 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 35,000 RPM, 3mm Collet
Dynabrade 55500 .1hp Pencil Grinder, Twin Turbine, 100,000 RPM, Nickel-Plated Aluminum Housing, 1/8" Collet
3M 02405, Utility Cloth Sheet 211K, 9 in x 11 in 220 J-weight, 7010299775
3M 71346, 675L, 1" X 120", 125u, Diamond Microfinishing Film Belts, 7010534823 