Night vision and waterproof: this wireless trailer camera system is equipped with its 4 infrared LEDs and provides excellent night vision, so you can return and hang up even in low light. The body is waterproof, even on rainy days, use it as usual, not easy to damage, so you can safely use it in any environment, suitable for RVs, trucks, trailers, homes etc. Multifunctional rear camera: This wireless backup camera has multiple connection methods, can be connected to a mobile device via WiFi, and the mobile phone can download the app to connect to the rear camera for the remote control. The wireless truck backup camera can be inserted into the TF card to record videos and photos. It can be controlled remotely via Android and iOS. Flexible installation: This wireless rear view camera comes with a magnetic and self-adhesive base, which can be adjusted from multiple angles, 2 different bases can be used for different models and scenes, helps you connect it to your vehicle in seconds, and the built-in battery can be easily installed in different environments for store management, warehouses, home security, driving recorders etc. Motion detection and voice recognition: If the trailer's rear camera detects a moving object or sound, it immediately sends a notification to the phone. It records 3 photos and brings them back to the app, while saving the recorded video to the memory card (not included) at the same time (note: must be configured in the app). Supports up to 32GB memory card or cloud storage. Ideal car rear camera system: this wireless car camera is equipped with a 150 degree wide angle lens, a built-in rechargeable battery and a stable wireless transmission of 5 meters. It guarantees a full view of the area behind your vehicle, which facilitates manoeuvring in tight spaces and facilitates the secure connection to your trailer or caravan. Magnetic and self-adhesive holders facilitate installation.