Supplied with 4 pairs of points and zero setting block Resolution: 0.01mm/0.0005" Buttons: on/off, set, mm/inch, preset (+, -) Automatic power off, move the digital unit to turn on power Battery CR2032 Made of stainless steel Optional accessory: poi Supplied with 4 pairs of points and zero setting block Resolution: 0.01mm/0.0005" Buttons: on/off, set, mm/inch, preset (+, -) Automatic power off, move the digital unit to turn on power Battery CR2032 Made of stainless steel Optional accessory: points (code 1526-T101, 7392, 7391, 7381, 7321), depth stop (code 6143), data output cable (code 7315-21, 7302-21) With data interface Data output cable (optional) code 7315-21, 7302-21