[4CH 1080P DVR] CORSEE AUTO PAIR Plug and Play Wireless Security Camera System,720P HD Weatherproof Wifi Cameras,Motion Detection,Alarm Function and Smartphone Remote View by ISO or Android App,No HDD It is waterproof camera that IP66 level, working well in rain gush. It is dustproof camera, each camera is made in dust free room and use professional packaging technology. It is anti-lighting and anti-static camera, we use special protection part for main chip in order to greatly reduce the chip damage probability. It is rust-proof camera, the housing made by aluminum, Antioxidant ability is great.