How many power does camera or DVR use? Andy April 25, 2019 06:18 Follow Applies to: Most of Annke DVR & NVR The date is for your reference. The real power may be a little different. Related articles Why is there only 1 power adapter in package but you have 2 or 4 cameras? Where to check model number of the device? Starting Up for Annke DVR Troubleshooting Remote Control How to enable H.264 +? Comments 0 comments Article is closed for comments.