When it comes to ultra useful car appliances, the R2-D2 USB car charger is definitely the droid you’re looking for. This R2 unit is meticulously detailed and designed to comfortably fit inside the cup holder while it charges your devices through one of its two USB ports. It has two USB ports, so that you can charge your smartphone and tablet (or two smartphones/tablets) at the same time. The USB ports are on R2-D2’s front panel, below his light-up eye and rotating head. R2-D2 USB car charger is an officially licensed piece of Star Wars merchandise that is a must-have for Jedi Knights.