170 degree viewing angle absolutely makes backing up and parking easier</br>Provide a clear view even at night</br>Waterproof design for outdoor use</br>Provide optional reversing reference lines</br>English manual included</br></br>Product Description</br></br><b>About ETvalley Night Version Car Rear View Camera</b></br></br> Unclear exit right in your driveway? Never feel completely safe about reversing? Are kids running behind your car? Get the car rear view camera to resolve all your bad feelings and worries about parking and backing up</br></br> ETvalley camera will provide you with a 170 degree viewing angle?? an additional pair of eyes at night and optional reversing reference lines. Say goodbye to fearing backing up or parking?? these days are gone! </br></br> <b>Specification: </b></br></br> Effective Pixel: 720X540</br> Horizontal Sync Frequency: 15625KHZ</br> Vertical Sync Frequency: PAL 50HZ / NTSC 60 HZ</br> Scanning System: 2:1 Interlace</br> Sync System: Internal</br> AGC: Auto</br> BLC: Auto</br> Resolution: 520 TV Lines</br> S/N Ratio: More than 48dB</br> Current Consumption: No more 150mA</br> Power supply: DC 12V +/- 10%</br> Operating Temperature: -30??C~75??C RH95% MAX</br> S