pictures: http://www.brickshelf.com/cgi-bin/gallery.cgi?f=520763
This is my smallest remote controlled truck with trailer. One 71427 motor drives, a micromotor steers the vehicle. Max. speed is 0.65 kmh. Total weight 458 g. The trailer contains two pf receivers, a small battery box, the driving motor, two leds, and conversion cables.