7.28″L x 2″W x 4.53H. Car, Van, SUV, Truck, Trailer, RV. Information transmission distance is long, and no complicated wiring is required. Whether it is in a parking lot, at the doorstep or on the street, it can provide a high-definition view to help you easily avoid obstacles and ensure driving safety. No need to worry about running out of battery, always ready to go!