Digital Wireless Camera Monitor Systems 7"Digital Screen TFT LCD Monitor Built-in 2.4GHz Digital Wireless Receiver,Graphical menu Image automatic cycle mode, night mode settings, reversing ruler settings, reversing the priority function is triggered; 2.4GHz Digital Wireless Camera Aluminum Camera IP69K Waterproof and 10G Vibration, IR LEDs for Night Vision Free Operating Voltage: DC10~32V