1.WiFi, Movement detecting. Intrusion alarm system2.APP Function supports multi-device connection Android, IOS, Windows3.Real-time video and audio chat with visitor4.Picture snapping and video recording function5.Night vision and built-in IR-CUT technology, available day and night6.2x18650 batteries and 32 GB SD card are included. (You do not need to buy any extra accessories ).7.Access 720P HD live video Day or Night,at any time from your cellphone.8.Equipped with PIR sensor, providing accurate motion detection so that you never miss a visitor.9.APP: ToSee10.Installation method: flat defense, wall hanging, lifting11.Product size: 100*90*50mm