2-in-1 Power Bank Hidden CameraThis spy camera has the appearance and function of a power bank, so it can not only provide you with 1080P ultra-clear videos, but also charge your devices when they are low on power. Its 10,000 mAh capacity allows the camera to operate for up to approximately 22 hours. You can absolutely take this power bank hidden camera with you at all times when you travel, work or go out to investigate. 128GB Loop RecordingAre you worried that the spy camera will suddenly stop recording due to lack of memory? No need to worry at all. You can insert a micro SD card up to 128GB for it, 32 and 64GB are also supported (Not in Package). Even if the SD card capacity is full, this hidden camera power bank can automatically overwrite the oldest video files with the latest, in order to achieve a loop recording. Motion Detection & Gravity SensorThis camera is perfect for you to go out and investigate or to use at home. No need to worry about it being pla