Function: It regulates battery charging. The golf cart OBC records the exact amount of energy consumed and then instructs the charger to replace the exact amount of energy needed to fully recharge the battery. The OBC features long-term storage modes, activating the charger every 15 days or so to maintain battery charge. Part Number: The referencing Part Number of this on board computer is 101909901, which is molded and designed on the old data. Easy to Install: Plug and play, OBC has the connections needed, manufactured to Part Number requirements for fit, performance, wired into the cart to regulate the batteries . Fitment: The cart on board computer is a replacement for Car 19982004, please check the model and year of manufacturing before ordering. Fine Workmanship: Professional manufactured, exquisite workmanship with design, stable performance and high reliability. Name:On Board Computer Part Number:101909901 Application:Suitable for PowerDrive 48V systems with 3 pin plugs Fitment:For Club Car Models 1998-2004 Colour:As Shown Material:Metal+Plastic Package Contents: 1 * On Board Computer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.