Zinc aluminum alloy, heavy-duty, anti-corrosion, IP67 waterproof. 480 TV Lines, 717*669 effective pixels, Resolution RGB 960 x 720. NTSC TV system; 180¡ã visible range, the widest view angle of all Backup Cameras. Hi-definition Color CCD; Clear image, Lens angle physically adjustable. Perfectly solve the issue of bad car rear view effect; Useful even in dark place.