A surgical handpiece, said surgical handpiece including: a housing； a electrical power consuming unit located within said housing, said power consuming unit being configured to receive a select set of energization signals； a surgical attachment designed for application to surgical site that is connected to said power consuming unit for actuation by said power consuming unit； and a non volatile memory contained within said housing, said memory having therein data representative of the characteristics of said energization signals that can be received by said power consuming unit.
