?Warranty & Support?One year warranty for this product, we provide the full technical support after selling and any questions about the product, do not hesitate to contact us,we will reply within 24 hours. ? Flexible Vehicle Comatability & Easy Installation?Voltage Range From 9-36V DC Power To Accomodate a Wide Variety of Large Vehicle as Semi-Trailer/Box Truck/5th Wheel/Trailer/Bus/RV/Camper/Truck/Van/Pickup.Easy installation that can be completed in about 30 minutes.If you have any questions about installation, you can contact the seller for support. ?IP69 Waterproof & Support 2 Cameras?With IP69K waterproof design, it is a reliable driving assistant whether it is rainy, foggy or snowy. And this wired backup camera system supports 2 cameras, you can search B082HKJ4XC to add an extra camera. ?149° Perfect View & Safe Driving?The 149° rear view camera allows you to see a wide range. IPS display has better viewing angle performance. Making your reversing more confident and safe.Exclusively designed for driving. You can give it to your parents and grandparents as a gift. Let them travel safely outside. ?Excellent Night Vision?It makes the image clearer than others. With the same number of pixels, CCD has better imaging transparency and clarity than other sensors, as well as color reproduction. There are 18 infrared lights and digital HD processor to present you with excellent night vision.