Control Module for GOTRAX Apex & Apex XL Electric Scooters Drive Medical Chrome Sport Wheelchair Features the same small block Size:13"W x 13"D Features the same small block tread as our Wildfire CX with increased width for staying firmly planted even on loose gravel Champagne colored shroud assembly for the Jazzy 1101 and 1121 with standard non power elevated seating The control module uses a total of four electric connectors bringing together all of the circuits that control the throttle The controller or "control module" for GOTRAX Apex and Apex XL electric scooters is a 36 volt 350 watt direct replacement for the original controller that came on a new GOTRAX Apex