Product Description
Holosun 503CU Elite Green Dot Sight 2 MOA Dot 65 MOA Circle HE503CU-GR.The HS503CU-ELITE features a green circle dot reticle. C signifies solar power battery back up. U signifies a housing design that shrouds the windage and elevation turrets on two sides. Employing new LED technology, the life time for one CR2032 battery can reach 2 years if left on constantly on setting 10 of 12.