Refreshed with a bold new look, the next generation of SIG SAUER ELECTRO-OPTICS best-selling ROMEO5 series has arrived. The ROMEO5 GEN II provides a durable 1x aiming solution for civilians and armed professionals alike, with a crisp 2 MOA red or green dot emitter powered by a CR2032 battery that can be quickly replaced. Couple with SIG SAUER'S motion-activated MOTAC technology, the ROMEO5 GEN II boasts a 40,000 hour runtime under standard usage.Specifications and Features: Color: Black Waterproofing: IPX-7 Height: 61.5 mm Magnification: 1x Clear Aperture: 20 mm Overall Length: 69.7 mm Overall Width: 39.6 mm Battery: (1) CR2032 Weight: 5.5 oz Illumination Settings: 12 (10 DT + 2 NV) Total Elevation Travel: 100 MOA Run Time: 40000 hrs