... SD card 5.AC/DC both available Wireless Remote DVR Motion Sensor Alarms For Home / Office / ... , 1 power adaptor ,1 wireless siren and 1 remote. Motion Sensor Alarms Function Features:1. Microcomputer ... angle detection, special temperature compensation circuit design, wireless signal transmission.3. Remote arm and disarm, ... 2 hours.8. Workable at night with light with an extra device added. (Optional, ...