Description Door viewers, also called peepholes, consist of a lens and cylinder which is inserted into a door, allowing a view outside. The amount of visibility is determined by the degree of the lens; the higher the number, the greater the visibility. This door viewer is and made of material to provide you a good view to protect your security. Featrues - Color: As shown.- Material: Metal.- Size: 50 x 2.2 x2.2 cm.- Easy to install and easy to operate.- and high quality, not easy to be destroyed.- Home Security to protect you property.- Small and light weight. Lower power consumption.- Microcamera help you record the surroundings. Specification - sensor: 1/3 PC1089.- Voltage: 8-9V.- Pixel PAL: 628(H) x 582(V).- NTSC: 428(H) X 320(V).- Signal system: PAL/NTSC.- Electronic Shutter: 1/50(1/60)-1/100,000(s).- Horizontal resolution: 800 Lines.- Minimum illumination: 1.5Lux/F1.2(IR).- White balance: Auto tracing white balance.- Synchronizing system: lnternal.- S/N Ratio: 48 dB.- Video Output: 1.0Vp-p, 75.- Power requirement: DC8-12V,