The robot is built for my Final Year Project. In preliminary design, it should be able to climbs stair, walk 'forward, backward' and spin 'left and right' and of course 'stop. However, due to insufficient time, only part of the functions were added. Micro-Controller: BS II Servo Motor: Futaba S3003 x 12 Total Cost: About HK$2000 (about US$250) Time to build : Total about 9 months. for more information. you may: email me: Augustoyeung@hongkong.com ICQ me: 1874702 visit my page: www.geocities.com/augustoyeung