The premium edition of the Simply EV charging cable offers the added user controls to select the current (8/10/13 amp) and set a delay timer to take advantage of reduced energy costs overnight. The three-pin UK plug can be used at home, the office and while travelling away from the normal network of chargers to add extra power to the electric vehicle anywhere. This cable can be plugged into any standard 3 pin socket to provide EV's with the charge at 8 miles of range per hour*. Although essential for travel these aren't supplied by EV manufacturers.