It looks like a smoke detector (DOES NOT DETECT SMOKE), with a HD hidden camera built-in, nobody will realized this is a spy hidden camera. You can see exactly what happened when you were not in your home or office. When set to motion detection mode your spy cam records video automatically.
Supports Wifi Connection to Android phone & IOS iPhone iPad, Support Real-time Video view, video Recording, shooting photos, Also supports real-time video remote view by Smartphone APP (ios or android) anytime, anywhere. Loop recording automatically overwrites oldest files if the memory fills up, simply sync time with PC to show accurate time stamp in videos and photos. Supports up to 64GB TF memory card. Built-in Rechargeable battery with 2000mAh Capacity. More than 4 hours run time when fully charged. Can also be permanently connected to power source while in use for continuous recording.