*Hard coated aircraft aluminum and multi-layer glass. Non-plastic body with polymer lens.*ADE SPIKE red dot sight always on auto brightness. It runs on a single 3V CR2032 battery.*4 MOA, weight approx 18g, length 1.6"e; x width. 92 inches x height. 93 inchesDesigned to fit Canik Elite TP9 SC, TP9 SFT, Canik Mete SFT, Taurus GX4 Toro, Sig 365XL/X, Ruger Max-9, S&W MP9 EZ, Kimber R7 Mako, S&W M&P9 shield plus Optics Ready, Mossberg MC2SC, Girsan MC1911SC Ultimate, Girsan/EAA Regard MC, Glock 43 MOS, Glock 48 MOS, Springfield XDS MOD 2 OSP and Springfield Hellcat OSP or any pistol/mounting plate/slide made for Shield RMSC/RMS, Sig Romeo 0, JPOINT4, Swampfox Sentinel Micro, Holosun HS407K & HS507K, Riton X3 Tactix MPRD and other same footprint sights. ADDITIONAL INFORMATION FOR ADE RED DOT FOOTPRINTS------ADE RD3-006B, RD3-009, RD3-012, and RD3-013 fit optic cut/plate that is compatible with Vortex Venom/Burris Fastfire/Doctor footprint-------ADE RD3-018 Spike, RD3-021 Nuwa fit optic cut/plate that is compatible with Shield RMS/RMSC/Leopold Deltapoint Pro/Sig Romeo Zero footprint------ADE RD3-019 Stingray, RD3-020 Raptor, RD3-023 Valkyrie Gen2 fit optic cut/optic plate that is compatible with Trijicon RMR/ HS407C/HS507C/HS508T footprint