 Zeroid robots were powered by a small DC electric motor that could be removed.These DC motors appeared as the brand name "Motorific" in Ideal Corp racing slot cars, and "Boaterific" powered scale motorboats.The original sales pitch read, "Moving across the landscape, overrunning all obstacles as inexorably as the Future itself, these amazing, efficient and powerful automatons have but one purpose - to serve their masters at work and play!"