Sig KILO2800 Ballistic Rangefinder embedded Applied Ballistics Ultralight with bullet database and support for G1/G7 drag curves. Features line of sight or angle modified range units in yards or meters to tenth Y/M resolution; transparent red OLED display for daytime and low light use; Lumatic Display automatically calibrates display brightness to changing ambient light conditions; BDX Ballistic Data Xchange capable, providing your BDX riflescope with an automatic illuminated holdover dot through Bluetooth pairing; 6x22mm monocular with SpectraCoat anti-reflection coatings for superior light transmission and optical clarity; Revolutionary Lightwave DSP Technology for the fastest and longest distance rangefinder engine; HyperScan provides 4 range updates per second in scan mode while RangeLock reports the last range result when ranging distant targets.