The HTC35 is a power supply that operates with select Mountz electric 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. Temperature Detection powers down the unit and resets automatically when unit restores to acceptable levels. HTC35 will reset itself if motor/current overload is too high.Note: Operates with Mountz Electric Screwdriver HF-Series models.Model:HTC35Tool Weight:1.8 lbs.Tool Length:7.33Tool Width:5.125Tool Height:2.5Maximum Output:4AOutput VDC:35VInput VAC:110/230V