The B3 Compact charger is a very simple to use charger for 2S and 3S battery packs. No need for additional power supplies or 12v batteries as this little unit has its own built in power supply that can be powered with 100-240v.
This complete inspection robot package includes a GoPro camera and high power LED lights. Just add your phone or tablet to view the video stream. This is a rugged treaded robot platform for inspecting hard to reach areas such as crawlspaces and attics.