Ade Advanced Optics 2.5-10x40 Dual Illuminated Scope with Red Laser Sight Non-handheld class 3R laser product, &lt;5Mw power output Magnification: 2.5x - 10x variable zoom, 40mm objective lens diameter MIL dot reticle. Reticle illuminator with dual Red or green Illumination Built-in Red laser sight is fully adjustable for wind age and elevation. Activation for laser via constant on/off push button switch on tail cap Fog & water proof, shock resistant