... alarm, 1 SD card (4G), 1 USB cable, 1 power adaptor and 1 remote. Motion Sensor Alarms Function Features:1. Microcomputer ... 4G default memory capacity and can be extended to 8G, 16G, 32G, automatic overwrite, data can be saveswhen power-cut, can connect with ... with light with an extra device added. (Optional, AC power only)9. Automatic indication of valid recording, easy for checking in time ...