Please note that the system transmits the camera image to the monitor via a wireless 2.4GHz signal. There is no cable between the camera and the monitor, but the camera and the monitor need power cord to get power and work, which saves yourself the trouble of charging and provide convenient and safe monitoring for your travels. ?Easy Installation & Wide Application?Wire camera to running light / tail lights/reverse lights to observe, Cigarette Lighter/ACC/Fuse/Radio can power monitor, Just connect power source and install antenna, you can start to use. Accommodate a large variety of vehicle as RV/Camper/Truck/5th Wheel Trailer/Bus/Van/Pickup. ?Night Vision & IP69 Waterproof? Infrared Light and CCD Sensor accurately to capture crisp images from even in the dim condition. Closed with a Metal Gel, still work for you even at Rain /Snow/Fog, provide you all day intimate monitoring. ?Wireless Side View Camera & Recording?The Side View Camera can monitor the blind spot on the passengers side. It can help you have zero blind spots. Support Single View Dual View or Quad View(CH1/CH2/CH4), you can switch to the mode you need. Built-in 32G SD card, can record thing on driving. ?Upgrade Digital Wireless Signal? Adopt HDCVI 4th Generation Digital Signal, 100ft anti-interference no delay, applicable for vehicles within 65 feet vehicle(12-24V), give you a stable and clear monitor of road condition, be your reliable assistant. The cameras are not battery camera and need wires to get power and work. ?FHD1080P Monitor with Capacitive touch-enabled buttons?FHD 1080 resolution gives you a unique visual exerience. The capacitive buttons don’t need press. Only put finger on the button in the sensing area, can be recognized by the machine. It gives you a sleek interface that cleans up easily.