 A driver, sitting in the back of the Springer, drove the vehicle close to the target before dismounting.The final approach and the detonation of the charge was controlled by a wired or wireless remote control device.Springer were operated by "Radio Control Armoured Companies", a company being made up of three "Sturmgeschutz 40" armoured control vehicles, each controlling three Springers and a "Sturmgeschutz" command vehicle.