The SecuVox digital desk clock with motion activated hidden camcorder is not just a regular clock, but it is actually a pin-hole camcorder, taking video onto a sd card with motion activated function. it is ideal for office, home, and stores covert surveillance because nobody will ever know that they are being watched. the securix hidden camcorder not only has a fully functional clock but also has hidden motion detection video recorder. every movement in front of the lens triggers a video. it has a patented cycle of recording function--when sd card memory is full, the camera will overwrite the earliest video with the newest recorded video automatically so as to have continuous recording. it supports up to 16gb sd card memory. it also has built-in patented battery power backup feature the 4xaaa battery operation will take over only when the ac power adaptor is disconnected or when the ac power is off so as to ensure that every movement in front of the lens will be recorded. easy enough, users can view videos by transferring video from sd memory card to cell phone or pc. the video will also show its time and date being recorded. stops recording video 10 seconds after motion ceases. the camera lens is with patented tilt up and down camera cover that can be adjusted to choose different video recording angles. one 2gb sd memory card and ac power adaptor included.