The programming was incapable of learning or executing complex tasks without extensive programming. Handy was designed to perform its nuclear fuel replacement and radiation cleansing. To minimize maintenance overhead, each Mr. The robots utilized Calpower 238B nuclear power units and self-maintenance modes. The units only required one major hardware update in 2039, to eliminate a bug causing interference in the operation of the multiple arms.

Used widely on both the American and Mexican markets, especially after the Mexico City earthquake of 2042. The first Mister Handy was introduced to the robotics market in 2037 by General Atomics International, as a general-purpose construction and maintenance unit.