1Fitment: The golf cart on board computer is a replacement for Club Car Ds Models 1998?2004, please check the model and year of manufacturing before ordering. 2Function: The Obc is used to regulate the batteries level, records the accurate amount of energy consumed and directs the charger to replace the amount of energy needed to fully replenish the batteries. 3Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, ensure stable performance and high reliability. 4Easy to Install: Plug and play, Obc has the connections needed, manufactured to precise OEM requirements for perfect fit, reliable performance, wired into the golf cart to regulate the batteries level. 5: part that meets the specs of the original, Perfect replacement and works great.