It is not. It use PIR detection technology. In order to save power, the Battery Camera will only trigger work after detecting person, and the rest of the time is in the dormant state. When motion is detected, the camera will record and send you real-time alarm information to your mobile phone. When the indicator light shows blue light, it means that the camera is triggered and it starts to record. If the indicator light is not on, it means the camera is in sleep mode. You can store videos on SD card or cloud. SD card max can be used 128GB, and we use Amazon cloud.