testing and research. it will be made in the essay. it has an expected cost in the low six figures. the system is a fully functional articulated shoulder joint and is unique in that it allows users to use multiple joints simultaneous by ways of wireless signals. the entire arm can mold as one unit. >> it was a huge technological challenge. but it was too important a path to ignore. therefore to many veterans who have paid a heavy price for protecting our freedom. and we owe it to these people to give them the best technology. >> the luke arm was named in part for the sky were good. they may recall if you're a fan that he got a bionic arm after losing his arm in a fight with his father darth vader.