BW&reg; BWET7 1/3" Sony CCD EFFIO-E 700TVLine IR Vandal-proof CCTV Dome Camera With 2.0 Megapixel 2.8-12mm Lens,30M Night Vision-White Built-in infrared LED, may work at -20c~60c / 10% ~ 95%RH 2.0 Megapixel 2.8-12mm Lens Lens focus and zoom are adjusted from outside by the button back of the camera The infrared project distance is in 30 meters. Automatic backlight compensatory function