Updated 4 IN 1 Function Hidden Camera Fit duplex outlet perfectly, just plug in to use. 3 AC outlet expander (120V, 15A, 1800W ) with 3 USB PD fast charging ports(3.4A, 20W ), 1700 joules surge protector and a hidden camera. Can be used as a outlet for daily use. Recording on a 24/7 loop This wall charger extension with a spy camera has a hot spot, so it can also record without WiFi and records 24/7. The hidden camera charger will automatically write HD screen files to the sd card and overwrite the oldest sd card files so that they can continue to work when SD card is full. Full HD Hidden Camera As an update, it has ultra-low light with no exposure, and the camera indicator is on by default and can be turned off in APP Settings. 150° wide Angle, 1.3MP, 1080P, 1/2.8 inch sensor, fast wireless N-speed WiFi connection. True P2P automatic setup technology, anyone can set up in minutes.