2.4G wireless 3.5"LCD monitor with CMOS camera with small calbe end for through into the car easily(only make small hole),with 2.4Ghz transmitter with 4ch selectable to be wireless car rear camera. Real-time rear view while back up Camera with wide view angle and waterproof structure 3.5" TFT-LCD color screen in rearview mirror Easy installation for DIY Usage Suitable for most of vehicles to avoid unexpected damages with CMOS camera