Sig Sauer Electro-Optics SOK18601 Kilo BDX 1800 Laser Rangefinder 6x 22mm 2000 yds 31.50 ft @ 100 yds FOV

The BDX Kilo rangefinder features a Lightwave DSP digital rangefinder engine, Hyperscan with four (4) times per second scan rate, RangeLock and the Lumatic auto-adjusting display. Download the SIG BDX app for Android or iOS smartphones, pair the Kilo BDX rangefinder, set up a basic ballistic profile, and you're ready to shoot or hunt. Once you are in the field, range your target, and the KILO BDX rangefinder will utilize onboard Applied Ballistics Ultralight to instantly send your dope to the scope via Bluetooth. This model is a class 3R laser.