Digital workshop calipers.Design: Made of stainless steel, hardened, measuring faces precision ground, with locking screw, digit height of LCD display 8.5 mm for 300 mm and 12.5 mm over 500 mm measuring range, inductive measurement system, with data output variable RS 232, USB and Digimatic (DATA Variable). Supplied with battery CR 2032, 3 V, in a wooden case.Functions: On and automatic off switch, mm/inch switching, automatic switching by means of slider movement, key lock set for zero position, no re-zeroing after switching (absolute system), reset (zeroing) possible at each position, pre-set function (measurement value presetting).Application: For inside and outside measurements.