Red Dot Electron 30mm Optic ScopeThe Red Dot Electron 30mm Scope is a great and affordable sight, which offers many similar features as more expensive sights at a far better price. Features: Magnification: 1x Tube Diameter: 30mm Lens Coating: Red Fully Coated Adjustment Type: Click Illuminated Level: 10 Levels Lens Covers Included: Yes Length: 4. 39 Height: 2. 36 Color: Black Package Include: 1 X Electron Red Dot Laser Sight 1 X Lens cover 1 X Instruction Manual 1 X Batteries