Check the listing for details. Holosun SCS-VP9-GR Multi-Reticle 32MOA Green Circle 2MOA Dot Reflex Sight. Condition: New, Made in China. Listed at 264.02 USD. The SCS-VP9-GR (Solar Charging Sight) is designed for the H&K VP9 optics ready handguns. It is designed to attach directly to the slide without an adapter plate and uses a solar charging system with multidirectional light sensors to automatically adjust brightness. The SCS can potentially operate indefinitely using an internal, rechargeable 20,000-hour battery meaning you will never need to change batteries again. Included is an intensity override function which locks the optic into a high brightness mode for 30 minutes. Specifications Brand Family SCS Series Battery Run Time 20000 hr CA Prop 65 1 Color Black Condition New Optics Illuminated Reticle Yes Optics Lens Coating Multi-Coated Optics Type Red Dot Battery Type Rechargeable Brand Holosun