Beileshi 3 in 1 Combo 3-9x40 Tactical Hunting Rifle Scope with Red Laser & Red Dot Sight of Red / Green Reticle Mount 3-9X40EG Tactical Rifle Scope With Holographic Dot Sight & Red Laser Multi-protection: Shockproof, Waterproof and Fogproof, compact red laser sight with switch high optical clarity at 3-9 times magnification and a 40mm objective diameter The red laser and holographic sight allow for quick acquisition of close quarter and fast moving targets Tubeless holographic sight with 33mm reflex lens aperture provides a wide field of view, suitable for normal and rapid-firing shooting of moving targets