Meet the PadBot T1: a portable robot that lets you use your smartphone to keep an eye on your home, pets, and loved ones. It not only charges your smartphone but turns it into a telepresence robot. It crawls across your home smoothly and has an infrared collision prevention system. It has an aluminum alloy shell and magnetic sticker.
The PadBot T1 runs for 1 hour on a full battery. It is portable, weighing only 480g. More info is available here.