Digital protractor of extreme precision and easy use. Inductive Sylvac system patented, IP51 leve of protection against coolant, water, dirt and dust, according to IEC529. Liquid crystal display. Measurement field 0-360° set to zero in any position. RS232 data output. Possibility of direct conversion from degrees and minutes into degrees and 0.01 degree. Precision: ± 2’ of arc. 360° angle divided into 4x90° and 2x180° quadrants. Power with CR 2032 battery with 3000 continuous hours of battery life. Serial number. Supplied in case.