The B3 Compact charger is a very simple to use charger for 7.4 2S and 11.1 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 easy-to-use tracked robot handles diameters as small as ten inches. It has a PTZ front camera with 10X optical zoom. This robot is controlled using a 500-foot tether on a cable spool, a Windows Surface tablet. Replaces SJT-32-W, TP-632-010.