The Sig Sauer KILO1000BDX is a powerful and economical laser rangefinding monocular capable of measuring distances out to 1200 yards. The device is simple to use, with only two controls on the lightweight and compact housing. The KILO1000BDX also is outfitted with Applied Ballistics Ultralight (ABU) for use with the Ballistic Data Exchange (BDX) system. When using ABU mode the device uses the shooter's ballistic profile to and environmentals to calculate elevation and windage changes in both MOA and Mils. The device is also Bluetooth™ compatible and allows the data to be shown on the BDX app on your smartphone. Features of the Sig Sauer KILO1000 Laser Rangefinding MonocularSpectraCoat™ anti-reflection coatings for superior light transmission and optical clarityRevolutionary Lightwave™ DSP TechnologyBDX TechnologyUp to 4 measurements per second during scan modeLine of sight and angle compensated range measurements Units in yards or meters to tenth Y/M resolution SIG Sauer Kilo1000BDX Laser Range Finding Monocular 5x20mm, HT LCD, BT, ABU, Graphite, CLASS 3R SOK10602