Digital Theodolite South ET 02

Digital Theodolite South ET 02 Specification : ET-02/ ET-02LAngle Measurement ET-05/ ET-05LMeasuring method ET-10/ ET-10L Absolute code Raster diameter 79mm Min display unit 13/ 53Selectable 103 Accuracy 2353103 Horizontal angle Dual Dual Dual Vertical angle Dual Dual Dual Telescope Image Erect Tube length 157mm Effective aperture 45mm ( EDM: 50mm) Magnification 30 Field of view 1 302 Minimum Focusing Distance 1.4m Resolving Power 33 Stadia ratio 100 Stadia constant 0 Auto Compensator System Liquid-electric detection Plate Vial Work range 32 Resolving power 13Vial Plate vial 303 2mm Circular vial 102 2mm Optical Plummet Image Erect Magnification 3 Focusing range 0.5m^  Field of view 5 Display Type LCD display 2sides Laser Pointer Laser Range be seen up to 100 meters away On-board Battery pOWER SUPPLY Rechargeable Ni-H battery/ AA Battery Voltage DC 6V Continuous operation time 10hours Size & weight Dimension L145* H318* W179 Weight 5.2?