Holosun SCRS Solar Charging Rifle Sight Red Dot Red 2 MOA Dot 22mmHolosun SCRS Solar Charging Rifle Sight Red Dot Red 2 MOA Dot 22mm Solar charging of internal battery; 20,000 hour battery reserve; 8 Daylight & 4 Night Vision Compatible Settings; IP67 Water resistant; Manual or auto brightness control; Red illuminated reticle Item Category Code: 4000 Product Group Code: 4000L Product Sub Group 1: 4000L1 Inactive: No Prop65 Applies: Yes Prop65 Cancer Harm: Yes Prop65 Chemical: Nickel (Metallic)