You can also verbally warn any uninvited people. 3 Megapixel HD lens which delivers crystal clear smooth video day and night. With motion detection and voice alarm function, It will turn on motion-activated sound alarm to warning the unwanted visitors when detect moving object, and keep you safe. No need voice alarm, You also can turn off this function. Motion Detection & app alarm Push.When anyone triggers built-in motion sensors, it will send you instant app push notifications with a snapshot, be able to see what is happening. When the camera enters the night vision environment, it will automatically turn on the infrared black&white model. Equipped with an ip66 rated weatherproof outer casing, designed to operate the camera even in extreme weather conditions. Loosen the camera base to rotate directly.