1Wide Compatibility: The license plate wireless backup camera is compatible with cars, camping cars, trucks even RVs under 35 ft. You can download the App for android and for iOS devices to use it. For Ios requires 8.0 above version, for Android requires 4.0 above version, please check your system's version before purchasing. 2Multi Functions: Reversing visual function, camera and video function, electronic rearview mirror function, intelligent voice call activation, intelligent reversing auxiliary line. You can still answer calls and text messages using App, compatible with mobile phones/tablets. 3WiFi Connection: No need of Internet access or data to connect, the backup cameras produce its own WiFi hotspot. connect directly to the wifi created by the camera, just open your WiFi list, find the wifi named Swd. Works with your smartphones via our downloadable App allowing you to easily connect to the camera. 4Stable Digital Wifi Signal: Built?in digital wireless stable transmission function with a transmission distance of up to 35 feet provides stable images without interference from other signals such as Bluetooth. Equipped with excellent sensors, the camera provides vivid picture, which restores what you see behind your vehicle directly.There will be no delays or freezes. 5Professional Waterproof Camera: The waterproof standard of this camera is IP67 , the highest and lowest temperature resistance is ?4F?149F, and the lumen rating is 0.1 at low light night. Therefore whether it is sunny or rainy, hot or cold, day or night, the camera always performs well.