The Leica Builder 109 Theodolite has been designed with reliability and simplicity in mind, with its laser plummet and dual axis compensation for accurate plumbing. A audible notice for 90 degree turns, endless drives eliminate steps. With graphical levelling allowing for a fast setup. It's IP55 class protection allows it to withstand water spray from all direction as well as offering protection against tool damage.
It features an angular accuracy of 9" with it's levelling aid and laser plummet all generated from its Li-Ion battery.