1, This system can be used on RVs. Trailers, Box Truck/ Motorhome, 5th wheels etc 2, The monitor screen can set default start up/off auto when power come on/off, We provided a car charger adapter with on/off switch to control the monitor. 3, The Camera is IP69K enables to work well at rainy days, waterproof with 18 LED IR Night Vision 4, The menu could on/off backup guide lines and switched between rear view/side view/rear view 5.360° Rotation Bracket: 360°Rotation Bracket, Strong suction and washable mount, the mount for monitor is removeable and reuseable. Two ways monitor installation. 6, Dual Long Wireless Antenna design make its wireless signal more stable, less interference than analogue kit. 7 Monitor Specification: with Dual Antenna Design to enhance wireless signal, make its working range 50-100m-effective Effective Pixels:1280(H)1024(V)Pixels/NTSC Screen Size: 7 inch Display Component: Color TFT LCD Screen ratio 16:9 adjustable Housing Material: ABS Video Frequency: PAL/NTSC Power: DC 9V-35V Rear view Camera Specification: The product itself 100% safety and met any FCC/CE/RoHS/UL/IP69K standard Resolution: 1080P Lens Viewing Angle: 150 Degrees Waterproof IP Rate: IP69K Power: DC12V-24V Package Included: 1 x Back up Camera 1 x 7 Inch Quad DVR Monitor 3 x Antennas 1x Inductor 2 x Power Cable 1x Mount Bracket 1 x Charger Adapter with on/off 1 x User Manual.