The Holographic Hybrid Sight II (HHS II) has an EXPS2-2 with a G33.STS magnifier. Regardless of the scenario it provides an unparalleled advantage when transitioning from short-range to long-range shooting. The quick switch-to-side (STS) mount offers a simple instant disengagement of the magnifier. The HHS II combination is the perfect setup for hunting when your target is on the move. Length/Width/Height: 7.6 x 2.2 x 2.8 – Weight: 21.7 oz – Operating Temperature: -40 °F to 160 °F – Waterproof: – Submersible to 10 ft (3 m) depth – Mount: MIL-STD-1913 rail 1 Weaver – Return to Zero: Repeatable to within 1 MOA after re-mounting – Brightness: 20 brightness settings – Power Source: One 123 lithium battery – Battery Life: Approximately 600 hours – Fixed Magnification: 3X – Eye Relief: 2.2 – Field of View: 7.3° – Sealing: Fogproof internal optics