This Roller-Skating Robot moves forward by opening and closing its legs. This motion is the same as actual skating - a type of motion called swizzle.Assembly kit, requires assembly.Features: Length: 127mm, maximum width: 102mm, height: 145mm, weight: 180g (with separately sold battery). This Roller-Skating Robot moves forward by opening and closing its legs, and caster limit restricts caster movement and changes lateral to forward motion. The rudders on the roller skates can be adjusted to turn right and left. Push the left rudder to the outside to turn left, and the right rudder outside to turn right. Choose between clear blue body which allows viewing of internal mechanisms and white one which can be freely painted. Speed: 33.3 cm/s=1.2 km/h (It takes about 3 seconds to run 1 meter.) Minimum turning radius: about 300mm. Includes everything needed for easy snap-fit/screw-together assembly. Comes with type 130 motor. One AA battery is required (sold separately). Can move along rails if desired (separately sold universal arms).
