Used on: Club Car electric 36-volt 1995-up Timer for timerless Lester charger. Comes with wiring diagram for O.B.C. bypass. Can be used to replace on-board computer Easily mounts to original charger. Four wire connections. Full color instructions and wiring diagram. Can be used as timer replacements in all Ferro-resonant style chargers. LED light indication. Small compact size for external mounting (3.25” x 3.25”) . Not for SCR chargers.