Compact Tactical Green Dot with Automatic Brightness and on/off.  Green dot is easily visible making it ideal for any lighting or weather conditions. Integrated mounting base fits virtually any weaver/picatinny rail for use on rifles, pistols, and shotguns. Perfect size and weight to be used in conjunction with the MRD34 mount and a Mark III Tactical scope for a modular sighting system. DGAB comes complete with spare battery, cleaning cloth, and hard shell lens cover.