Ride-4-fun charger

Happy New Year every body:star::star::star:
I purchase a 2005 model EL and have a ride-4-fun charger and the regular charger that come’s with the car it have gel batteries but I buy new trojan batteries and the ride=4-fun it disconnected and I need the diagram to connected I know red/and black _-/+ but it have black/white I don’t know where they go and the power I know it power
Thanks for your help and god bless you all.