This 7" split screen monitor supports 3 channel video inputs. The power input is 12-36V. It comes with high resolution of 1080p and high brightness of 520cd. This commercial grade monitor is the clearest and greatest monitor available on the market today. It is suitable for your car, truck, VAN, RV, bus monitoring. Its operation temperature is -30℃~+70℃. The screen can automatically switch when reversing, which can help drivers drive safely because they can see every angle of the image. It can work well day and night.