Sig Electro-Optics KIL04K OIS Ballistic Ramgefinder optical image stabilization for long distance, razor-sharp imaging. Featuring Gen2 lightwave DSP; ranging engine; onboard temperature pressure and humidity sensors for accurate real-time ballistic calculations; 5 target modes- first, best, last, fog, extended range; 5 range modes- BDX-U, BDX-X, AMR, LOS, Archery; drop remote waypoints with Basemap App; applied ballistics ultralite with complete AB Bullet Database, up to 25 bullet profiles and 8 onboard ballistic groups; BDX 2.0 enabled with low energy, long range bluetooth; run time 4,000 ranges; laser divergence 1.25 X 0.25 MRAD and integrated tripod mount.