"Reverse Camera System: The camera wireless magnet has 150 degree H D wide angle camera and 20 feet wireless stable transmission to ensure that you can clearly see the back of the car, two different bases, can be used for different car models and scenarios. Multi fun ct ion a l : The camera has WiFi and multiple connectivity options. Supports memory card or cloud storage and save your footage on memory card (up to 32 G) or cloud secure (without memory card). Infrared Night Vision and Waterproof: The camera is equipped with four infrared lights to ensure that it works well at night and in dark places. Effectively waterproof, can be used as usual even in rainy days and is not easy to be damaged. Voice Detection Safe Mode: When the camera detects a moving object or sound, it sends an alert to the connected cell phone, takes 3 photos, and saves both the video and photos to the cell phone file and memory card. This mode must be set to ON in the w i f i reverse camera mobile app. Easy to Use: Just download the APP and follow the instructions to connect the camera to your phone, the camera doesn't need to be connected to any WiFi or any other external network. It has its own built in WiFi, which means your phone can connect to it using its built in WiFi.