The STC40-FA is a power supply that operates with select Mountz robotic screwdrivers. It is single tool controller that is designed to operate at either 110v and 230v. The unit is can connect with the Scout screw counting system. Operates with Electric Screwdriver Models: BFA-Series and NFA-Series.Model:STC40-FATool Weight:1.8 lb.Tool Length:7.5Tool Width:4.375Tool Height:2.375Maximum Output:10AOutput VDC:30/40VInput VAC:110/230V