The MK4 Battle Light by Steiner Optics is a modular weapon mounted light with interchangeable switch options to fulfill a wide range of tactical applications. The MK4 utilizes a low-profile design and is mounted close to the body of the weapon which virtually eliminates the barrel shadow and optimizes weapon handling. This battle light is compatible with one rechargeable li-ion battery (sold separately) or two CR 123A batteries.

Binoculars, Riflescopes, Battle Sights, Rings and Mounts are backed by Steiners Heritage™ Warranty. Night Vision Devices, Laser Aiming Solutions, Beacons, and Battle Lights are backed by Steiner's eOptics 2 Year Warranty