The zinc alloy casing?? the original design?? compact design?? easy installation?? loading effects with the original car with more</br>1 / 3 " CCD image sensor has better seismic impact resistance stable performance and longer life a wider dynamic range more integrated pixels</br>Attention: We have made a little change on this product there is no remote or button to remove the guide lines or flip the image now. 600tvl high-resolution images a clear reduction of the image display fine</br>0.01 Lux illumination perfect night vision extreme conditions ultra high-definition night vision</br>The built-in motion sensor reminder: there are people or things appear to move in the monitored area car top left corner of the screen will flash people logo</br></br>Product Description</br></br><b>Attention: We have made a little change on this product there is no remote or button to remove the guide lines or flip the image now.</b> <br> <b>Technical Title</b><br> Image SensorsSony CCD high resolution<br> Waterproof gradeIP 68<br> Horizontal resolution600TVL<br> Effective Pixels811*508<br> TV System PAL<br> Lens Angle (Deg.)170? diagonal<br> Minimum illumination0.01 Lux<br> Electronic Shutter1/60(NTSC)/1/50(PAL)-1/10??000S<br> S/N Ratio????48dB<br> Horizontal Sync.Frequency (KHZ)??15.625KHz/15.734KHz<br> Vertical Sync.Frequency (HZ)??60Hz/50Hz<br> Video output??1.0vp-p??750hm<br> White Balance??Auto<br> AGC ??Auto<br> BLC ??Au