Light and compact construction; No rifle calibration needed (out-of-the-box use); Large field of view and very detailed image, optimum viewing comfort; Extremely easy operation with a few intelligent buttons; Ready for use within seconds of switching onAdapter mount with M52 x 0.75 thread; Up to 10 hours battery life; Compact unit e.g. with the all-round riflescope Leica Fortis 1.8-12 x 42 i for night hunting; Dual-use capability: sighting and observation device; Adapter mounting with M43 x 0.75 thread; Entirely designed and made in Germany; Scope of delivery: Leica Calonox 2 Sight LRF, Carrying bag, Carrying strap, Charging cable, Cleaning cloth, Flip-cap, Manual