Feature a 4 MOA Red Dot Size On/Off Illumination 2 Levels Red Dot Intensity SVD Style, Side Quick Release Mount System W/ Lens Cover Video Specification Magnification: N/A Objective Lens: 28mm Eye Relief: Free Length: 161mm / 6.3in Weight (net): 383g Field of View (@100yds): 68.9 ft@100yds Optics Coating: Fully-multi multicoated Click Value: 0.5 MIL Evaluation Range: 24 MIL Windage Range: 24 MIL Parallax Setting: 100 Yds Finish: Black Illumination: 2 levels red Battery: CR2032 Shockproof: 500g Water resistant: IPX4 Material: High quality die cast aluminum Completely sealed and nitrogen filled for water resistant, fogproof, and shockproof performance. Including items: instruction, lens caps and cleaning cloth etc. Service