Technical Specifications:
* Two Zone System
* A Clinometer
* serrated bezel ring
* jewel bearing
* adjustable declination correction scale
* base plate with anti-slip rubber pads and rounded edges
* magnifying lens
* luminous markings
* marking holes for drawing control points
* also available with global needle
* size: 60 x 125 mm /2.4″ x 4.9″
* weight: 44 g /1.6 oz