That is Wifi hidden camera like a Smoke detector (no have real smoke detector function),Small box ,no function of smoke detection alarm.but can use it to view remote real-time videos. It's a spy camera and not easy to be found
AC powered Hidden Camera:This camera without battery that must be plugged into an electrical outlet. This WiFi hidden camera disguised as a smoke detector uses your existing WiFi router and high speed internet to stream live video to your internet connected device. Watch live from virtually anywhere, watch what was recorded once you retrieve the SD memory card.
Motion Activated Loop Recording: The motion activated recording setting only records video when something moves within the range of the camera. You also have the option to record continuously, When motion detection is enabled, the device will record video automatically within the field it monitors. and then will be send Email or sms to your phone.
P2P Network IP Camera: The Spy WIFI Camera has point to point network remote video function. Video Resolution:1920x1080;Video Frame Rate: 25fps;90 degree angle lens; H.264 video compression format.
Support Wi-Fi connection and Android phone & IOS iPhone iPad Real-time Video Remote View, Support PC IP cam Live View. Simple to connect Wi-Fi camera to monitor your home, shops or office via internet by your smart phone.