Karleader'slatestinnovationin2010 1Perfectforfront/rearviewandadjustablebracketmountforbestversion 2180-degreehorizontalvisualangel 3Digitalcompensationdistortion 4Superhighresolution,lowilluminationforday&nightuse Technical data: Image device: 1/4" High Quality CMOS Image Sensor/MT9V136 Picture elements: NTSC:720X480 Minimum Illumination: 0.1 Lux Video output: <1.0V peak-to-peak Resolution 420 TV Line SNRMAX 45 dB Pixel dynamic range 72dB Frame Rate NTSC: 30 fields/sec; Shutter Electronic rolling shutter Image Reverse No mirror Optical: Horizontal:176°;Vertical:143° Distortion Digital Compensation Power Supply: DC 9 16V Power Consumption: Under 150mA Storage Temperature: -40°C to +85°C Operation Temperature: -30°C to +70°C Waterproof Level IP67 Material PC Dimension 27.5mmX27.5mmX27.5mm