Store videos and still images that your surveillance camera captures. Get a wireless DVR that receives transmissions from a good distance. Use this for saving footages that your baby monitor captures. It will enable you to review events that happened during your absence.

A wireless DVR has a long and continuous operating time. With an SD card, you can keep 2G of video memory for 3 to 6 days while still images can be stored for up to 15 days. It runs on a low 5V power and works on 600mA maximum current. This gadget will work from a minimum of 100m barrier-free transmission distance.