MYSTERY ACTION ROBOT - BANDAI FOR SEARS - JAPAN
Tin (heavy gauge metal) and plastic battery operated robot with paddle feet. Blue metakl top, blue plastic lower half. (Only the upper section is made of tin. The lower half, including the battery case is plastic.) The chest has a large red plastic window. A version with a clear plastic spark window is known.
Battery operated walking and lighting action. It does the twist as it rolls along. Robot runs on two AA batteries.
Also sold by Bandai as the Naughty Robot. Widely on sale Nov 1970.