鉅發企業 ( 香港 ) 有限公司

Self balancing twin wheels, are making use of an arrangement,

enables the center of gravity is always at the lowest position from

ground. It is fun to see it roams around freely with maximum stability.

This kit is easy to assemble and works on one AA battery (not

included).

Caution: This Kit contains small parts, should be assembled under

             adult supervision.