BW Mini 3.6Mm Lens Surveillance Camera CCTV Door Eye CCTV Hole Home Security Ey
Lower Power Consumption, High Sensitivity Effective Aperture: Length 26~45mm adjustable. Effective Aperture 2~45mm adjustable. Lens Mount 3.6mm lens. View Angle 92 Degree. It is available for any thick door and easy to install.