?Easy Installation and Guaranteed? 20-25 minutes to complete the installation, compatible with pre-wired RV/Pickup/Truck/Bus/Van/Trailer/Camper/Motorhome. FEISIKE offers a lifetime of free technical consulting services, and a three-year after-sales guarantee. All questions can be asked through or the email address in the manual and will be answered within 24 hours. ?HD 1080P 7 Inch Display?Thanks to the dual antenna high speed transmission, the rear view system is able to transmit HD images without delay. 60FPS screen refresh rate and the large 7-inch screen can support up to 4 wide-angle cameras. And you can flip the image and adjust the brightness. ?Highest level of protection? No more lens water or fog problems. New sealing tech brings fully waterproof with IP69K protection, and resistant to heat and cold weather, it can support operation in the range of -22°F (-30°C) to 158°F (70°C) with an extreme temperature range of -40°F (-40°C) to 176°F (80°C). ?Super IR Infared Night Vision? At night can also provide the same shooting details as in the daytime, Low light environment will automatically switch. Professionalize powerful night vision function, equipped with 20 infrared cameras to provide super clear and bright night vision. ?Dual-antenna Backup Camera Wireless System? The signal can reach 500ft in open area and working on vehicle range under 320ft. 2 antenna design and the latest digital signal manage chipset effectively enhances signal transmission speed and improves efficiency by up to 100%! And strengthen the penetration and stability of the wireless signal, the stability of the RV backup camera in the process of use increased by more than 50%!.